The light source color box is used for color fastness evaluation, color matching proofing, identification of color difference and fluorescent substance in textile, printing and other industries, so that the sample, production, quality inspection and acceptance are carried out in the same environment, and the proofreading is accurate. The color deviation of the goods, to ensure that the quality of the color of the goods meets the requirements, so as to achieve the purpose of improving quality and market competitiveness.