Screen printers are aware that considerable work needs to be done if they want to produce a print of the picture they are working on that is of a good caliber. It might initially appear a little challenging, but as with anything else, practice makes perfect. For designers, understanding and using color separation is crucial. In printing, color separation is crucial, especially for prints on fabrics. Index color requires more hues than simulated or processed color. Index color is implemented primarily on textiles.Simulated process color is primarily used for photo stylized images that are darker.Spot color is used for high-quality process prints.Photorealistic images typically use the CMYK color process.Following are examples of when each color separation technique is used by printers: There are distinct use cases for each of the four color separation techniques. As there are a few different types of color separation, It’s important to know what each type is used for.