From java class:
Get color by calling resources, do this way:
Window window = getWindow();
window.setStatusBarColor(getResources().getColor(R.color.colorWhite));
window.setNavigationBarColor(getResources().getColor(R.color.colorSome));
This color can be changed from your AppTheme
in styles.xml file. It's value can be changed from attribute <item name="colorPrimaryDark">#yourColor</item>
styles.xml:
<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
</style>
Their colors are available in colors.xml:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="colorPrimary">#3F51B5</color>
<color name="colorPrimaryDark">#303F9F</color>
<color name="colorAccent">#FF4081</color>
</resources>
Read the documentation.