app/src/main/res/values/colors.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="colorPrimary">#636363</color>
<color name="colorPrimaryDark">#3A3A3A</color>
<color name="colorAccent">#03DAC5</color>
<color name="errorBackground">#F44336</color>
<color name="white">#F8F8F8</color>
<color name="blue_button">#1E8FF1</color>
</resources>