diff --git a/v2/internal/frontend/runtime/wrapper/runtime.d.ts b/v2/internal/frontend/runtime/wrapper/runtime.d.ts
index 05cd43102..233a67a96 100644
--- a/v2/internal/frontend/runtime/wrapper/runtime.d.ts
+++ b/v2/internal/frontend/runtime/wrapper/runtime.d.ts
@@ -9,9 +9,9 @@ interface Size {
 }
 
 interface RGBA {
-    r,
-    g,
-    b,
+    r: number;
+    g: number;
+    b: number;
     a: number;
 }
 
diff --git a/website/docs/reference/runtime/window.mdx b/website/docs/reference/runtime/window.mdx
index 6b68056f4..91e33388f 100644
--- a/website/docs/reference/runtime/window.mdx
+++ b/website/docs/reference/runtime/window.mdx
@@ -174,9 +174,9 @@ interface Size {
 
 ```ts
 interface RGBA {
-    r,
-    g,
-    b,
+    r: number;
+    g: number;
+    b: number;
     a: number;
 }
 ```
diff --git a/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/reference/runtime/window.mdx b/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/reference/runtime/window.mdx
index 62355c9d6..60d24426f 100644
--- a/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/reference/runtime/window.mdx
+++ b/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/reference/runtime/window.mdx
@@ -189,9 +189,9 @@ interface Size {
 
 ```ts
 interface RGBA {
-  r;
-  g;
-  b;
+  r: number;
+  g: number;
+  b: number;
   a: number;
 }
 ```