<style name="Theme.NoTitleBar.WithColoredSpinners" parent="@android:style/Theme.NoTitleBar">
    <item name="android:spinnerItemStyle">@style/SpinnerItem</item>
    <item name="android:spinnerDropDownItemStyle">@style/SpinnerItem.DropDownItem</item>
</style>

<style name="SpinnerItem" parent="@android:style/Widget.TextView.SpinnerItem">
    <item name="android:textColor">#00FF00</item>
</style>

<style name="SpinnerItem.DropDownItem" parent="@android:style/Widget.DropDownItem.Spinner">
    <item name="android:textColor">#FF0000</item>
</style>