diff --git a/zh-cn/application-dev/reference/apis/js-apis-effect.md b/zh-cn/application-dev/reference/apis/js-apis-effect.md
index ba25cf8e88d385a4d21c15cbfe608bba3cf59179..ad7609a9283c547a11eaf8ade3ab1486694984b6 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-effect.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-effect.md
@@ -132,10 +132,11 @@ getMainColor(): Promise\<Color>;
 **示例：**
 
 ```js
-colorPicker.getMainColor().then(() => {
-    console.log('get main color succeeded.');  //符合条件则进入 
+colorPicker.getMainColor().then(color => {
+    console.log('get main color succeeded.')
+    console.info("color[ARGB]=" + color.alpha "," + color.red + "," + color.green + "," + color.blue);
 }).catch(error => {
-    console.log('get main color failed.');  //不符合条件则进入
+    console.log('get main color failed.');
 })
 ```