diff --git a/index.html b/index.html
index e031f73..e532f86 100644
--- a/index.html
+++ b/index.html
@@ -25,6 +25,7 @@
         mergeNavbar: true,
         logo : './logo.png',
         subMaxLevel: 3,
+        themeColor: '#880E4F',
       };
     </script>
     <script src="//cdn.jsdelivr.net/npm/docsify@4"></script>