diff --git a/index.html b/index.html
index 3931a8c..a1e99b7 100644
--- a/index.html
+++ b/index.html
@@ -4,6 +4,7 @@
 <head>
     <meta charset="UTF-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="theme-color" content="#00A961">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>通信行程卡 - 纪念版</title>
     <link rel="shortcut icon" href="./assets/image/arrow-compressed.png" type="image/x-icon">
