#### Please tell us your OS and Sketch version when create issues. - [x] Make sure you are using the latest version of [WeSketch](https://github.com/weixin/WeSketch) - [x] OS Version: `macOS (10.12.x)` - [x] Sketch Version: `v44.1+` #### Issues below 替换颜色时，吸管吸取目标颜色不准确会有偏差；另外目标颜色如果能手动输入色值是不是更好？
