1 LIGHT SOURCE
You can use color gels on any light source, but flash tends to give the best clarity of color and light. Studio heads like this are ideal, but you could equally use flashguns. With two or more flashes in the setup, use a wireless trigger and set them to optical remote, so that they all fire simultaneously.
2 BACKDROP
A plain backdrop – such as a wall, a pop-up reflector, a roll of paper, or even a white sheet – will give you a blank canvas on which to spray your chosen colors onto. A neutral gray roll, like the one that we used, is ideal, as it gives greater color saturation than a simple white backdrop.
3 EDGE LIGHTING
Lighting the subject from the side or…