data usage color standardization

        settings:primaryDrawable="@drawable/data_grid_primary"

        settings:secondaryDrawable="@drawable/data_grid_secondary"

        settings:borderDrawable="@drawable/data_grid_border"

        settings:labelColor="#667bb5" />

        settings:labelColor="@android:color/holo_blue_light" />

    <com.android.settings.widget.ChartNetworkSeriesView

        android:id="@+id/series"

        android:layout_width="match_parent"

        android:layout_height="match_parent"

        android:layout_gravity="left|bottom"

        settings:strokeColor="#24aae1"

        settings:fillColor="#c050ade5"

        settings:fillColorSecondary="#88566abc" />

        settings:strokeColor="@android:color/holo_blue_light"

        settings:fillColor="#c033b5e5"

        settings:fillColorSecondary="#6633b5e5" />

    <com.android.settings.widget.ChartNetworkSeriesView

        android:id="@+id/detail_series"