CODE EXAMPLE FOR JAVA

@android:color/system_neutral1_1000

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">@color/blue_1</color>
    <color name="colorPrimaryDark">@color/blue_1</color>
    <color name="colorAccent">@color/blue_5</color>

    <color name="blue_1">#00101f</color>
    <color name="blue_5">#0078ff</color>

</resources>