diff --git a/guide/chinese/css/colors/index.md b/guide/chinese/css/colors/index.md
index ae0f8cfa90..c72f124356 100644
--- a/guide/chinese/css/colors/index.md
+++ b/guide/chinese/css/colors/index.md
@@ -90,4 +90,4 @@ body {
 
 #### 更多信息：
 
-[Adobe Color CC](https://color.adobe.com/) [Chrome网上应用店中的ColorPick Eyedropper](https://chrome.google.com/webstore/detail/colorpick-eyedropper/ohcpnigalekghcmgcdcenkpelffpdolg?hl=en) [适用于Firefox的ColorZilla插件](https://addons.mozilla.org/en-US/firefox/addon/colorzilla/) [探索不同的六角颜色](http://www.colorhexa.com/) [WebAIM颜色对比度检查器](https://webaim.org/resources/contrastchecker/)
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+[Adobe Color CC](https://color.adobe.com/) [Chrome网上应用店中的ColorPick Eyedropper](https://chrome.google.com/webstore/detail/colorpick-eyedropper/ohcpnigalekghcmgcdcenkpelffpdolg?hl=en) [适用于Firefox的ColorZilla插件](https://addons.mozilla.org/en-US/firefox/addon/colorzilla/) [探索不同的六角颜色](http://www.colorhexa.com/) [WebAIM颜色对比度检查器](https://webaim.org/resources/contrastchecker/) [Flat UI Colors](https://flatuicolors.com/) [Material Palette](https://www.materialpalette.com/) [Color Hunt](https://colorhunt.co/) [0to255](http://www.0to255.com/)