$ npm install react-native-color-panel --save

or

$ yarn add react-native-color-panel

$ react-native link react-native-color-panel

1. In XCode, in the project navigator, right click Libraries ➜ Add Files to [your project's name]
2. Go to node_modules ➜ react-native-color-panel and add RNColorPanel.xcodeproj
3. In XCode, in the project navigator, select your project. Add libRNColorPanel.a to your project's Build Phases ➜ Link Binary With Libraries
4. Run your project (Cmd+R)<

1. Open up android/app/src/main/java/[...]/MainActivity.java

• Add import com.ato.reactlibrary.RNColorPanelPackage; to the imports at the top of the file
• Add new RNColorPanelPackage() to the list returned by the getPackages() method

2. Append the following lines to android/settings.gradle:

   include ':react-native-color-panel'
   project(':react-native-color-panel').projectDir = new File(rootProject.projectDir, 	'../node_modules/react-native-color-panel/android')
   

3. Insert the following lines inside the dependencies block in android/app/build.gradle:

     compile project(':react-native-color-panel')
   

import ColorPanel from 'react-native-color-panel';

<ColorPanel
  style={{ flex: 1 }}
  fullColor={true}
  color={this.state.selectedColor}
  brightnessLowerLimit={0}
  onColorChange={color => this.setState({ selectedColor: color })}
/>

Color-Picker-for-iOS