diff --git a/scripts/common.js b/scripts/common.js
index c31539b..f6e0652 100644
--- a/scripts/common.js
+++ b/scripts/common.js
@@ -123,7 +123,7 @@ const getTopicColor = (topicName) => {
     case "algorithms":
       return "#6a0dad";
     default:
-      return "#000000";
+      return "#d50032";
   }
 };