How to remove blue from background of Icons on Computer

Desktop icons with blue background does not look nice. Is the method by which you can remove this color and icons remain transparent.

1. Click Start> Settings> Control Panel. Double click on the System Icon and system properties window opens.
2. Click on the Advanced tab in the System properties window.
3. Click the Settings button.
4. Visual Effects tab, select (or tick) the option "Use drop shadows for icons labels on the desktop".

Blue color behind the icons will be removed and in its place will be transparent spaces.