<style name="Theme.Blue" parent="@style/Theme.AppCompat">
    <item name="actionBarStyle">@style/MyActionBarLogo</item>
</style>

<style name="MyActionBarLogo" parent="@style/Theme.Blue">
    <!-- <item name="background">@color/trans</item> -->
    <item name="logo">@drawable/slslogo</item>
    <item name="displayOptions">useLogo|showHome</item>
    <!-- <item name="navigationMode">modeStandard</item> Gives error-->
</style>