Light Shapes effects is a pack include many lights effects 3 PSD Files
How to use:
or the PSD file you can just drop the group of layer you want to use into your project file .
Works great with any king of backgrounds you like , useful for digital artists and photographers.
You can change colors using Hue/Saturation.
Go to : Image menu>Adjustments>Hue/Saturation
OR : just CTRL+U
Combin them to get new results.