diff --git a/devtools/styles.scss b/devtools/styles.scss
index df2b9dad46c..c6c789e2cce 100644
--- a/devtools/styles.scss
+++ b/devtools/styles.scss
@@ -48,6 +48,7 @@ $dark-theme: map.deep-merge(
 }
 
 .dark-theme {
+  color-scheme: dark;
   background: #202124;
   @include mat.all-component-themes($dark-theme);