diff --git a/src/lib/slide-toggle/slide-toggle.scss b/src/lib/slide-toggle/slide-toggle.scss
index f06a0ce94258..d528799b6f1f 100644
--- a/src/lib/slide-toggle/slide-toggle.scss
+++ b/src/lib/slide-toggle/slide-toggle.scss
@@ -204,7 +204,7 @@ $mat-slide-toggle-bar-track-width: $mat-slide-toggle-bar-width - $mat-slide-togg
     opacity: 0.04;
   }
 
-  .mat-slide-toggle.cdk-focused & {
+  .mat-slide-toggle:not(.mat-disabled).cdk-focused & {
     opacity: 0.12;
   }