android status bar color

                                    WindowInsetsControllerCompat(<window>, <view>).isAppearanceLightStatusBars = Boolean
Window window = Activity.getWindow();
View view = window.getDecorView();

// You need androidx.core for this

                                    Window window = activity.getWindow();

// clear FLAG_TRANSLUCENT_STATUS flag:
window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);

// add FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS flag to the window
window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);

// finally change the color
window.setStatusBarColor(ContextCompat.getColor(activity,R.color.my_statusbar_color));

                                    getWindow().setStatusBarColor(ContextCompat.getColor(BookReaderActivity.this, R.color.black));
View decorView = getWindow().getDecorView(); //set status background black 
decorView.setSystemUiVisibility(decorView.getSystemUiVisibility() & ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR); //set status text  light

                                     <!-- in themes -->
<item name="android:statusBarColor">@color/color</item>

                                    // for my fellow react-native developers
// add this in styles.xml
<resources>
    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.DayNight.NoActionBar">
        <!-- Customize your theme here. -->
        <item name="android:textColor">#000000</item>
        <item name="android:windowDisablePreview">true</item>
        <item name="android:windowBackground">#000000</item>
        <item name="android:colorBackground">#000000</item>
        <item name="android:statusBarColor">#000000</item>//<--add_this
    </style>

</resources>