58. Diffusion Color separation NOTE: all the photos below is a actual separation (millions colors to 8 to 12 colors) This is a process of choosing a few colors to represent millions of colors that built up an image/design. It breaks down 256 or millions of colors into a few colors that BEST represent an image when they are printed back together on a t-shirt or allover print. Choosing the best set of colors is extremely crucial in order to produce an excellent print. The more colors allowed the better an image looks. 12 colors image looks twice as smoother than a 6 color image. This color separation converts a design/image into a random pixel separation.