diff --git a/src/material/slide-toggle/_slide-toggle-theme.scss b/src/material/slide-toggle/_slide-toggle-theme.scss
index 165b98aa2219..e2b1066e9fe6 100644
--- a/src/material/slide-toggle/_slide-toggle-theme.scss
+++ b/src/material/slide-toggle/_slide-toggle-theme.scss
@@ -46,6 +46,10 @@
   .mat-slide-toggle {
     @include _mat-slide-toggle-checked($accent, $thumb-checked-hue);
 
+    // Explicitly set the text color since the slide toggle may be
+    // inside an overlay that doesn't have the proper theme text color.
+    color: mat-color($foreground, 'text');
+
     &.mat-primary {
       @include _mat-slide-toggle-checked($primary, $thumb-checked-hue);
     }