diff --git a/serverside/name-color.ts b/serverside/name-color.ts
index b6ca79e..9e21836 100644
--- a/serverside/name-color.ts
+++ b/serverside/name-color.ts
@@ -19,7 +19,7 @@ const MAX_AGE_MS = 10 * 60 * 1000;
 
 // > "light-dark(oklab(000, 000, 000), oklab(255, 255, 255))".length
 // 54
-const MAX_COLOR_LEN = 256;
+const MAX_COLOR_LEN = 512;
 
 const colors: Record<
     string,