Styles : Main App Theme
<style name="MyAppTheme" parent="@style/Theme.AppCompat.Light.DarkActionBar">
<item name="android:actionBarStyle">@style/CustomActionBarStyle</item>
<!-- Support library compatibility -->
<item name="actionBarStyle">@style/CustomActionBarStyle</item>
</style>
Setup styles for text and background color
<style name="CustomActionBarStyle" parent="@style/Widget.AppCompat.Light.ActionBar">
<item name="android:background">@color/white</item>
<item name="android:titleTextStyle">@style/MyActionBarTitleText</item>
<item name="background">@color/white</item>
<item name="titleTextStyle">@style/MyActionBarTitleText</item>
</style>
Setup TextColor Impt: parent must @style/TextAppearance.AppCompat.Widget.ActionBar.Title
<style name="MyActionBarTitleText" parent="@style/TextAppearance.AppCompat.Widget.ActionBar.Title">
<item name="android:textColor">@color/action_bar_text_color</item>
</style>
For more refer links posted in @Santosh Shinde post