diff --git a/addons/rose/app/styles/rose/variables/color/_css.scss b/addons/rose/app/styles/rose/variables/color/_css.scss
index 627170117..6e2b72e34 100644
--- a/addons/rose/app/styles/rose/variables/color/_css.scss
+++ b/addons/rose/app/styles/rose/variables/color/_css.scss
@@ -76,6 +76,8 @@
   --ui-gray-starker-3: #{color(ui-gray, 800)};
   --ui-gray-starker-4: #{color(ui-gray, 900)};
   --ui-header-subtler: #{color(ui-cool-gray, 700)};
+
+  color-scheme: light;
 }
 
 // Dark Mode