diff --git a/ui/admin/app/index.html b/ui/admin/app/index.html
index befb5d7b5..04a597a2f 100644
--- a/ui/admin/app/index.html
+++ b/ui/admin/app/index.html
@@ -6,6 +6,7 @@
     <title>Admin</title>
     <meta name="description" content="Simple and secure remote access with HashiCorp Boundary.">
     <meta name="viewport" content="width=device-width, initial-scale=1">
+    <meta name="theme-color" content="#f24c53">
 
     {{content-for "head"}}