diff --git a/docs/.vitepress/config.ts b/docs/.vitepress/config.ts
index e61c9cc00d6262..3578621b2a0331 100644
--- a/docs/.vitepress/config.ts
+++ b/docs/.vitepress/config.ts
@@ -65,7 +65,8 @@ export default defineConfig({
     ['meta', { property: 'og:url', content: ogUrl }],
     ['meta', { property: 'og:description', content: ogDescription }],
     ['meta', { name: 'twitter:card', content: 'summary_large_image' }],
-    ['meta', { name: 'twitter:site', content: '@vite_js' }]
+    ['meta', { name: 'twitter:site', content: '@vite_js' }],
+    ['meta', { name: 'theme-color', content: '#646cff' }]
   ],
 
   vue: {