How to change button color and button text button in react native ? i have not added any color to my send button but still its color becomes blue i want that the blue color becomes white and the send text color become blue how can i do that?

MY CODE

import React, { useState } from 'react';
import { Text, View, StyleSheet, SafeAreaView, TextInput, Button } from 'react-native';
import socketServices from './src/utils/socketService';


const App = () => {

    const [message, setmessage] = useState('')
    const [data, setData] = useState([])
  return (
    <SafeAreaView style={{flex:3}}>
    <View style={styles.container}>
        <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
            <View style={{flex:0.8}}> 
       <TextInput
       value={message}
       placeholder='Enter Your Message'
       style={styles.inputStyle}
       onChangeText={text => setmessage(text)}/>
       </View>
       <View style={{flex:0.2}}>
       <Button title='Send'/>
       </View>
       </View>
    </View>
    </SafeAreaView>
  );

};

const styles = StyleSheet.create({
    container: {
        flex: 3,
        padding: 24
    },
    inputStyle: {
        height: 42,
        borderWidth: 3,
        borderRadius: 6,
        paddingHorizontal: 8
    }


});
export default App;