If you want to give your phone an entirely new look one of the best and easiest ways to do so is to add a theme. This is one of the biggest advantages of running a rom like CyanogenMod 12. CM12 includes a theme manager which allows themers to modify every aspect of the User Interface and Framework. Most themes also include the themeing of apps, and app icons. The new "Neon Colors Theme" by theme developer "Nitin Vaid" is not like most themes. Most themes pick a color and stick to that throughout the theme. The Neon Colors theme changes various aspects of the devices theme with random colors making your device bright and colorful. Head to the Play Link for the download.
via Play Store