CODE EXAMPLE FOR JAVASCRIPT

React Native : Add a band of color in the background

<View style={{ flex: 1, backgroundColor: '#fff', justifyContent: 'center' }}>
  <View style={{ backgroundColor: '#bbb', width: '100%', paddingVertical: 12 }}>
    <Text style={{ textAlign: 'center' }}>
      Gray Stripe Text
    </Text>
  </View>
</View >