diff --git a/bi.lessconfig.json b/bi.lessconfig.json
index d1a58f5ce..6651f8914 100644
--- a/bi.lessconfig.json
+++ b/bi.lessconfig.json
@@ -38,5 +38,7 @@
   "@color-bi-color-toast-warning": "#FAAA39",
   "@color-bi-color-toast-error": "#E65251",
   "@color-bi-color-toast-normal": "#2C60DB",
-  "@color-bi-color-toast-text": "#000A19"
+  "@color-bi-color-toast-text": "#000A19",
+  "@color-bi-background-header-background": "rgba(9, 30, 64, 0.9)",
+  "@color-bi-background-header-background-theme-dark": "rgba(255, 255, 255, 0.9)"
 }