React Native: How do you implement dark mode in React Native?

1import { useColorScheme } from "react-native";
2
3function App() {
4  const colorScheme = useColorScheme();
5  const isDark = colorScheme === "dark";
6
7  return (
8    <View style={{ backgroundColor: isDark ? "#000" : "#fff" }}>
9      <Text style={{ color: isDark ? "#fff" : "#000" }}>Hello</Text>
10    </View>
11  );
12}

1const MyTheme = {
2  dark: true,
3  colors: {
4    primary: "#fff",
5    background: "#000",
6    card: "#111",
7    text: "#fff",
8  },
9};