A cloth colorist, also known as a dyer, is someone who specializes in changing the color of fabrics. They use a variety of techniques to achieve the desired color, such as dyeing, bleaching, and printing. The job requires knowledge of color theory, chemistry, and fabric care. Cloth colorists must be able to accurately mix and match colors to create the desired effect. They must also be able to identify and troubleshoot any problems that may arise during the process.