In Application Theme Style, Value StatusBarColor (≪item Name="android:statusBarColor">) Means

In application theme style, value statusBarColor (<item name="android:statusBarColor">) means

A) Color of text (usually same as colorForeground) .
B) Shows a thin line of the specified color between the navigation bar and the app content. For this to take effect, the window must be drawing the system bar backgrounds with R.attr.windowDrawsSystemBarBackgrounds and the navigation bar must not have been requested to be translucent with R.attr.windowTranslucentNavigation. Corresponds to Window.setNavigationBarDividerColor(int) .
C) The color for the status bar. If the color is not opaque, consider setting View.SYSTEM_UI_FLAG_LAYOUT_STABLE and View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN. For this to take effect, the window must be drawing the system bar backgrounds with R.attr.windowDrawsSystemBarBackgrounds and the status bar must not have been requested to be translucent with R.attr.windowTranslucentStatus. Corresponds to Window.setStatusBarColor(int) .
D) The color for the navigation bar. If the color is not opaque, consider setting View.SYSTEM_UI_FLAG_LAYOUT_STABLE and View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION. For this to take effect, the window must be drawing the system bar backgrounds with R.attr.windowDrawsSystemBarBackgrounds and the navigation bar must not have been requested to be translucent with R.attr.windowTranslucentNavigation. Corresponds to Window.setNavigationBarColor(int) .