diff --git a/web/src/app.html b/web/src/app.html
index 0b902896..93706e22 100644
--- a/web/src/app.html
+++ b/web/src/app.html
@@ -6,6 +6,7 @@
         <meta name="application-name" content="cobalt">
         <meta name="og:type" content="article">
         <meta name="twitter:card" content="summary">
+        <meta name="theme-color" content="#000000">
 
         %sveltekit.head%