diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/ErrorDetails/index.tsx b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/ErrorDetails/index.tsx
index d4df83394fa..f3bd04948e9 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/ErrorDetails/index.tsx
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/ErrorDetails/index.tsx
@@ -12,14 +12,11 @@ const Container = styled.div`
   font-size: 0.875rem;
   line-height: 1.6;
 
-  color: rgba(255, 255, 255, 0.8);
-
-  background-color: rgba(0, 0, 0, 0.5);
-
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.8)' : 'rgba(255, 255, 255, 0.8)'};
+  background-color: ${props => props.theme['sideBar.background']};
   white-space: pre-wrap;
 
-  border-bottom: 1px solid rgba(0, 0, 0, 0.5);
-
   &:last-child {
     border-bottom: none;
   }
@@ -34,24 +31,20 @@ function escapeHtml(unsafe) {
     .replace(/'/g, ''');
 }
 
-const white = 'rgba(255, 255, 255, 0.8)';
-
 const formatDiffMessage = (error: TestError, path: string) => {
   let finalMessage: string = '';
   if (error.matcherResult) {
-    finalMessage = `<span style="color:rgba(255, 255, 255, 0.5);">${escapeHtml(
-      error.message
-    )
+    finalMessage = `<span>${escapeHtml(error.message)
       .replace(/(expected)/m, `<span style="color:${theme.green()}">$1</span>`)
       .replace(/(received)/m, `<span style="color:${theme.red()}">$1</span>`)
-      .replace(/(Difference:)/m, `<span style="color:${white}">$1</span>`)
+      .replace(/(Difference:)/m, `<span>$1</span>`)
       .replace(
         /(Expected.*\n)(.*)/m,
-        `<span style="color:${white}">$1</span><span style="color:${theme.green()}">$2</span>`
+        `<span>$1</span><span style="color:${theme.green()}">$2</span>`
       )
       .replace(
         /(Received.*\n)(.*)/m,
-        `<span style="color:${white}">$1</span><span style="color:${theme.red()}">$2</span>`
+        `<span>$1</span><span style="color:${theme.red()}">$2</span>`
       )
       .replace(/^(-.*)/gm, `<span style="color:${theme.red()}">$1</span>`)
       .replace(
@@ -94,11 +87,7 @@ const formatDiffMessage = (error: TestError, path: string) => {
         }
 
         finalMessage +=
-          `<div ${
-            code.highlight
-              ? `style="font-weight:900;color:rgba(255, 255, 255, 0.5)"`
-              : ``
-          }>` +
+          `<div ${code.highlight ? `style="font-weight:900;"` : ``}>` +
           (code.highlight
             ? `<span style="color:${theme.red()};">></span> `
             : '') +
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/TestName/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/TestName/elements.ts
index 7d5ba25f9bd..3f6abbf8d23 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/TestName/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/TestName/elements.ts
@@ -1,13 +1,13 @@
 import styled from 'styled-components';
 
 export const Block = styled.div<{ last: boolean }>`
-  transition: 0.3s ease color;
   display: flex;
   padding: 0.5rem 0.4rem;
   padding-left: 0.5rem;
   position: relative;
   margin-right: ${props => (props.last ? 0 : 12)}px;
-  color: rgba(255, 255, 255, 0.5);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
 
   white-space: nowrap;
 
@@ -15,28 +15,25 @@ export const Block = styled.div<{ last: boolean }>`
     content: '';
     position: absolute;
     margin: auto;
-    top: 5px;
+    top: 13px;
     right: -10px;
-    width: 24px;
-    height: 24px;
+    width: 8px;
+    height: 8px;
     transform: rotate(45deg);
-    -webkit-transform: rotate(45deg);
-    -moz-transform: rotate(45deg);
-    -o-transform: rotate(45deg);
-    -ms-transform: rotate(45deg);
-    border-right: 1px solid rgba(0, 0, 0, ${props => (props.last ? 0.3 : 0.4)});
-    border-top: 1px solid rgba(0, 0, 0, ${props => (props.last ? 0.3 : 0.4)});
-    background-color: #181b1d;
+    border-right: 1px solid ${props =>
+    props.theme.light ? `rgba(0, 0, 0, ${(props.last ? 0.3 : 0.4)})` : `rgba(255, 255, 255, ${(props.last ? 0.3 : 0.4)})`};
+    border-top:  1px solid ${props =>
+    props.theme.light ? `rgba(0, 0, 0, ${(props.last ? 0.3 : 0.4)})` : `rgba(255, 255, 255, ${(props.last ? 0.3 : 0.4)})`};
+    background-color:  rgba(0, 0, 0, 0.01);
     z-index: 1;
   }
 `;
 
 export const TestName = styled.div`
-  transition: 0.3s ease background-color;
   padding: 0.4rem;
   padding-left: 20px;
-  background-color: ${props => props.theme.background2};
-  color: rgba(255, 255, 255, 0.8);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.8)' : 'rgba(255, 255, 255, 0.8)'};
   flex: auto;
   white-space: nowrap;
 `;
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/elements.ts
index c44c9c8df10..d3ba0e0dd95 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/TestBlock/elements.ts
@@ -1,18 +1,22 @@
 import styled from 'styled-components';
+import Color from 'color'
 
 export const BlockHeader = styled.div`
   display: flex;
   align-items: center;
   width: 100%;
   box-sizing: border-box;
-  padding: 0 0.5rem;
-  padding-right: 2px;
-  background-color: #191c1d;
+  padding: 0rem 1rem;
+
   overflow: hidden;
+    background-color: ${props => Color(props.theme['sideBar.background'])
+    .darken(props.theme.light ? 0.1 : 0.3)
+    .rgbString()};
 `;
 
+
 export const Container = styled.div`
-  margin-bottom: 1rem;
+  margin-bottom: 0.75rem;
   overflow: hidden;
 
   border-radius: 2px;
@@ -22,19 +26,22 @@ export const Actions = styled.div`
   display: flex;
   align-items: center;
   padding: 7px;
-  background-color: ${props => props.theme.background2};
+  padding-right: 0;
 
   font-size: 0.875rem;
-  color: rgba(255, 255, 255, 0.5);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
+
 
   svg {
-    transition: 0.3s ease color;
+    transition: 0.3s ease opacity;
     margin-right: 1rem;
     font-size: 1.125rem;
     cursor: pointer;
-
+    color: ${props => props.theme['button.hoverBackground']};
+    opacity: 0.8;
     &:hover {
-      color: white;
+      opacity: 1;
     }
   }
 `;
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/elements.ts
index 3480a03e6d9..0f2093cb4d3 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestDetails/elements.ts
@@ -18,6 +18,10 @@ export const Action = styled.div`
   opacity: 0.7;
   cursor: pointer;
 
+  svg {
+    color: ${props => props.theme['button.hoverBackground']};
+  }
+
   &:hover {
     opacity: 1;
   }
@@ -28,14 +32,15 @@ export const Action = styled.div`
 `;
 
 export const ErrorNotice = styled.div`
-  color: rgba(255, 255, 255, 0.5);
+  opacity: 0.5;
+  color:${props => props.theme['sideBar.foreground']};
   font-weight: 500;
 `;
 
 export const TestName = styled.span`
   font-weight: 400;
   font-size: 1rem;
-  color: white;
+  color:${props => props.theme['sideBar.foreground']};
   margin: 0;
   margin-top: 0;
   margin-bottom: 0;
@@ -44,5 +49,6 @@ export const TestName = styled.span`
 export const Blocks = styled.span`
   font-size: 1rem;
   font-weight: 300;
-  color: rgba(255, 255, 255, 0.7);
+  opacity: 0.7;
+  color:${props => props.theme['sideBar.foreground']}
 `;
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestElement/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestElement/elements.ts
index 5987a3070eb..05dda690662 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestElement/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestElement/elements.ts
@@ -6,26 +6,27 @@ export const Actions = styled.div`
   opacity: 0;
   font-size: 1.125rem;
 
-  color: white;
+  color: ${props =>
+    props.theme.light ? 'rgb(0, 0, 0)' : 'rgb(255, 255, 255)'};
 
   svg {
     margin-left: 0.5rem;
-    transition: 0.3s ease color;
-
-    color: rgba(255, 255, 255, 0.6);
+    transition: 0.3s ease opacity;
+    opacity: 0.6;
+    color: ${props => props.theme['button.hoverBackground']};
 
     &:hover {
-      color: rgba(255, 255, 255, 1);
+      opacity: 1;
     }
   }
 `;
 
 export const TestName = styled.div`
-  transition: 0.3s ease background-color;
   padding: 0.25rem;
   padding-left: 20px;
-  background-color: ${props => props.theme.background2};
-  color: rgba(255, 255, 255, 0.8);
+  background-color: ${props => props.theme['sideBar.background']};
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.8)' : 'rgba(255, 255, 255, 0.8)'};
   flex: auto;
   white-space: nowrap;
 `;
@@ -36,43 +37,37 @@ export const Test = styled.div<{ status: Status }>`
   padding-left: 1rem;
   cursor: pointer;
 
-  background-color: #181b1d;
-
   ${props =>
     props.status === 'idle' &&
     css`
-      color: rgba(255, 255, 255, 0.4);
+      color: ${props =>
+        props.theme.light ? 'rgba(0, 0, 0, 0.4)' : 'rgba(255, 255, 255, 0.4)'};
     `};
 `;
 
 export const Block = styled.div<{ last: boolean }>`
-  transition: 0.3s ease color;
   display: flex;
   padding: 0.25rem 0.4rem;
   padding-left: 0.5rem;
   position: relative;
   margin-right: ${props => (props.last ? 0 : 12)}px;
-  color: rgba(255, 255, 255, 0.5);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
 
   white-space: nowrap;
 
   &::after {
     content: '';
     position: absolute;
-    margin: auto;
-    top: 3px;
+    top: 8px;
     right: -10px;
-    width: 17px;
-    height: 17px;
+    width: 10px;
+    height: 10px;
     transform: rotate(45deg);
-    -webkit-transform: rotate(45deg);
-    -moz-transform: rotate(45deg);
-    -o-transform: rotate(45deg);
-    -ms-transform: rotate(45deg);
-    border-right: 2px solid rgba(0, 0, 0, 0.2);
-    border-top: 2px solid rgba(0, 0, 0, 0.2);
-    background-color: #181b1d;
-    z-index: 1;
+    border-right: 1px solid ${props =>
+    props.theme.light ? `rgba(0, 0, 0, ${(props.last ? 0.3 : 0.4)})` : `rgba(255, 255, 255, ${(props.last ? 0.3 : 0.4)})`};
+    border-top:  1px solid ${props =>
+    props.theme.light ? `rgba(0, 0, 0, ${(props.last ? 0.3 : 0.4)})` : `rgba(255, 255, 255, ${(props.last ? 0.3 : 0.4)})`};
   }
 `;
 
@@ -86,18 +81,21 @@ export const FileData = styled.div`
 `;
 
 export const Path = styled.span`
-  color: rgba(255, 255, 255, 0.6);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.6)' : 'rgba(255, 255, 255, 0.6)'};
 `;
 
 export const FileName = styled.span`
-  color: rgba(255, 255, 255, 0.8);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.8)' : 'rgba(255, 255, 255, 0.8)'};
 
   flex: 1;
 `;
 
 export const Tests = styled.div`
   font-weight: 400;
-  color: rgba(255, 255, 255, 0.7);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.7)' : 'rgba(255, 255, 255, 0.7)'};
   overflow-x: auto;
 
   &::-webkit-scrollbar {
@@ -113,7 +111,10 @@ export const Container = styled.div<{ selected: boolean }>`
   border-left: 2px solid transparent;
 
   &:hover {
-    background-color: rgba(0, 0, 0, 0.2);
+    background-color: ${props =>
+    !props.theme.light ? 'rgba(0, 0, 0, 0.2)' : 'rgba(255, 255, 255, 0.2)'};
+    color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 1)' : 'rgba(255, 255, 255, 1)'};
     border-left-color: ${props => props.theme.secondary.clearer(0.5)};
 
     ${Actions} {
@@ -122,11 +123,11 @@ export const Container = styled.div<{ selected: boolean }>`
 
     ${Test} {
       ${TestName} {
-        background-color: rgba(0, 0, 0, 0.05);
       }
 
       ${Block} {
-        color: rgba(255, 255, 255, 0.8);
+        color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 1)' : 'rgba(255, 255, 255, 1)'};
       }
     }
   }
@@ -135,21 +136,33 @@ export const Container = styled.div<{ selected: boolean }>`
     props.selected &&
     css`
       border-left-color: ${props.theme.secondary};
-      background-color: rgba(0, 0, 0, 0.3);
+      background-color: ${props =>
+        !props.theme.light ? 'rgba(0, 0, 0, 0.2)' : 'rgba(255, 255, 255, 0.2)'};
+      color: ${props =>
+        props.theme.light ? 'rgba(0, 0, 0, 1)' : 'rgba(255, 255, 255, 1)'};
 
       ${Test} {
         ${TestName} {
-          background-color: rgba(0, 0, 0, 0.05);
+          background-color: ${props =>
+        !props.theme.light
+          ? 'rgba(0, 0, 0, 0.2)'
+          : 'rgba(255, 255, 255, 0.2)'};
+          color: ${props =>
+        props.theme.light ? 'rgba(0, 0, 0, 1)' : 'rgba(255, 255, 255, 1)'};
         }
 
         ${Block} {
-          color: rgba(255, 255, 255, 0.8);
+          background-color: ${props =>
+        !props.theme.light
+          ? 'rgba(0, 0, 0, 0.2)'
+          : 'rgba(255, 255, 255, 0.2)'};
+          color: ${props =>
+        props.theme.light ? 'rgba(0, 0, 0, 1)' : 'rgba(255, 255, 255, 1)'};
         }
       }
 
       &:hover {
         border-left-color: ${props.theme.secondary};
-        background-color: rgba(0, 0, 0, 0.3);
       }
     `};
 `;
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestOverview/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestOverview/elements.ts
index 6ae8b809872..f373939a643 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestOverview/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestOverview/elements.ts
@@ -3,6 +3,7 @@ import styled from 'styled-components';
 export const Container = styled.div`
   position: relative;
   height: 100%;
+  border-top: 2px solid ${props => props.theme['panel.border']}
 `;
 
 export const Item = styled.div`
@@ -16,7 +17,8 @@ export const Item = styled.div`
 export const ItemTitle = styled.div`
   font-size: 1rem;
   font-weight: 500;
-  color: rgba(255, 255, 255, 0.5);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
 `;
 
 export const TestStatus = styled.div`
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestProgressBar/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestProgressBar/elements.ts
index 9258bf88961..3b469622206 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestProgressBar/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestProgressBar/elements.ts
@@ -11,12 +11,10 @@ export const ProgressBar = styled.div`
 `;
 
 const BaseBar = styled.div<{ count: number }>`
-  transition: 0.3s ease all;
   border-radius: 1px;
   height: 3px;
   flex: ${props => props.count};
   margin: 0 ${props => (props.count !== 0 ? 3 : 0)}px;
-  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
 `;
 
 export const SuccessBar = styled(BaseBar)`
@@ -28,5 +26,6 @@ export const FailedBar = styled(BaseBar)`
 `;
 
 export const IdleBar = styled(BaseBar)`
-  background-color: rgba(255, 255, 255, 0.5);
+  background-color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
 `;
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/elements.ts
index 338de439669..ec491b54064 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/elements.ts
@@ -1,5 +1,6 @@
 
-import styled from 'styled-components';
+import styled, { css } from 'styled-components';
+import SyncIcon from 'react-icons/lib/go/sync';
 
 export const Container = styled.div`
   display: flex;
@@ -10,7 +11,8 @@ export const Title = styled.div`
   align-items: center;
   font-weight: 600;
   font-size: 1rem;
-  color: rgba(255, 255, 255, 0.4);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.4)' : 'rgba(255, 255, 255, 0.4)'};
   width: 100%;
 `;
 
@@ -18,11 +20,11 @@ export const Progress = styled.div`
   display: flex;
   width: 100%;
   height: 2px;
-  background-color: rgba(0, 0, 0, 0.3);
+  background-color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.3)' : 'rgba(255, 255, 255, 0.3)'};
 `;
 
 const Bar = styled.div<{ count: number }>`
-  transition: 0.3s ease all;
   flex: ${props => props.count};
   width: 100%;
   height: 100%;
@@ -37,7 +39,9 @@ export const FailBar = styled(Bar)`
 `;
 
 export const IdleBar = styled(Bar)`
-  background-color: rgba(255, 255, 255, 0.5);
+  background-color: ${props =>
+    !props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
+  opacity: 0.6;
 `;
 
 export const TestData = styled.div`
@@ -45,6 +49,14 @@ export const TestData = styled.div`
   font-size: 0.875rem;
 `;
 
+export const SyncIconStyled = styled(SyncIcon) <{ watching: boolean }>`
+    opacity: 0.7;
+    color: ${props => props.theme['button.hoverBackground']};
+    ${props => props.watching && css`
+      opacity: 1;
+    `}
+`
+
 export const Actions = styled.div`
   display: flex;
   align-items: center;
@@ -52,13 +64,15 @@ export const Actions = styled.div`
   font-size: 1.125rem;
 
   svg {
-    transition: 0.3s ease color;
+    transition: 0.3s ease opacity;
     cursor: pointer;
+    opacity: 0.8;
+    color: ${props => props.theme['button.hoverBackground']};
 
     margin-left: 0.5rem;
 
     &:hover {
-      color: white;
+       opacity: 1;
     }
   }
 `;
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/index.tsx b/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/index.tsx
index 5c1e9bd1c0f..bde48de5cab 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/index.tsx
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestSummary/index.tsx
@@ -1,8 +1,6 @@
 // @flow
 import * as React from 'react';
 import PlayIcon from 'react-icons/lib/go/playback-play';
-import SyncIcon from 'react-icons/lib/go/sync';
-
 import Tooltip from '@codesandbox/common/lib/components/Tooltip';
 
 import { File, Test, Status } from '../';
@@ -16,6 +14,7 @@ import {
   TestData,
   IdleBar,
   Actions,
+  SyncIconStyled,
 } from './elements';
 
 import TestSummaryText from '../TestSummaryText';
@@ -69,10 +68,7 @@ export default ({
               {totalTestCount !== 0 && `${totalDuration}ms`}
             </div>
             <Tooltip content="Toggle File Watching">
-              <SyncIcon
-                style={{ color: watching ? 'white' : 'inherit' }}
-                onClick={toggleWatching}
-              />
+              <SyncIconStyled watching={watching} onClick={toggleWatching} />
             </Tooltip>
             <Tooltip content="Run All Tests">
               <PlayIcon onClick={runAllTests} />
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/TestSummaryText/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/TestSummaryText/elements.ts
index fdc134c1a48..b81f75d2d20 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/TestSummaryText/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/TestSummaryText/elements.ts
@@ -27,7 +27,8 @@ export const FailedTests = styled.div`
 
 export const TotalTests = styled.div`
   ${baseTestStyles};
-  color: rgba(255, 255, 255, 0.5);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.5)' : 'rgba(255, 255, 255, 0.5)'};
 `;
 
 export const RightSide = styled.div`
diff --git a/packages/app/src/app/components/Preview/DevTools/Tests/elements.ts b/packages/app/src/app/components/Preview/DevTools/Tests/elements.ts
index 96ad4f7a5ad..e81206dd490 100644
--- a/packages/app/src/app/components/Preview/DevTools/Tests/elements.ts
+++ b/packages/app/src/app/components/Preview/DevTools/Tests/elements.ts
@@ -10,8 +10,9 @@ export const Container = styled.div`
   width: 100%;
   height: 100%;
 
-  background-color: ${props => props.theme.background4};
-  color: rgba(255, 255, 255, 0.8);
+  background-color: ${props => props.theme['sideBar.background']};
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.8)' : 'rgba(255, 255, 255, 0.8)'};
 `;
 
 export const Navigation = styled.div`
@@ -23,13 +24,13 @@ export const Navigation = styled.div`
 `;
 
 export const TestContainer = styled(Navigation)`
-  background-color: ${props => props.theme.background2};
+  background-color: ${props => props.theme['sideBar.background']};
   height: 100%;
 `;
 
 export const TestDetails = styled.div`
   flex: 3;
-  background-color: ${props => props.theme.background};
+  background-color: ${props => props.theme['sideBar.background']};
   height: 100%;
 `;
 
@@ -56,7 +57,8 @@ export const Fail = styled(Cross)`
 
 export const Dot = styled(DotIcon)`
   ${iconStyles};
-  color: rgba(255, 255, 255, 0.3);
+  color: ${props =>
+    props.theme.light ? 'rgba(0, 0, 0, 0.3)' : 'rgba(255, 255, 255, 0.3)'};
 `;
 
 export const StatusElements = {
diff --git a/packages/app/src/sandbox/eval/tests/jest-lite.ts b/packages/app/src/sandbox/eval/tests/jest-lite.ts
index 843531cceb8..8b85f3b750d 100644
--- a/packages/app/src/sandbox/eval/tests/jest-lite.ts
+++ b/packages/app/src/sandbox/eval/tests/jest-lite.ts
@@ -423,4 +423,4 @@ export default class TestRunner {
 
   // We stub this, because old versions of CodeSandbox still needs this
   reportError = () => {};
-}
+}
\ No newline at end of file