diff --git a/app/assets/stylesheets/themes/hacker.scss b/app/assets/stylesheets/themes/hacker.scss
index 9f27ae885..898ed401a 100644
--- a/app/assets/stylesheets/themes/hacker.scss
+++ b/app/assets/stylesheets/themes/hacker.scss
@@ -6,6 +6,7 @@
   --theme-container-box-shadow: none;
   --theme-container-border: 1px solid #22303f;
   --theme-social-icon-invert: invert(100%);
+  --theme-color: #ffffff;
 
   // Base
   --base-100: #ffffff;
diff --git a/app/assets/stylesheets/themes/night.scss b/app/assets/stylesheets/themes/night.scss
index d21c90128..1f9c0e872 100644
--- a/app/assets/stylesheets/themes/night.scss
+++ b/app/assets/stylesheets/themes/night.scss
@@ -6,6 +6,7 @@
   --theme-container-box-shadow: none;
   --theme-container-border: 1px solid #22303f;
   --theme-social-icon-invert: invert(100%);
+  --theme-color: #ffffff;
 
   // Base
   --base-100: #f9fafa;