How to change toolbar background & Text change in android

Default way to Use

<android.support.v7.widget.Toolbar
        android:id="@+id/toolbar_busiess_contact_information"
        android:layout_width="match_parent"
        android:layout_height="50dp"
        app:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
        app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
        />


Modified way

<android.support.v7.widget.Toolbar
        android:id="@+id/toolbar_busiess_contact_information"
        android:layout_width="match_parent"
        android:layout_height="50dp"

        android:background="@color/background_color"
        android:titleTextColor="@color/white"

        app:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
        app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
        />