The term '50 yuan color matching' seems to refer to a design or aesthetic concept related to color coordination that is priced at 50 yuan. In the context of design and fashion, color matching is the process of combining colors in a harmonious and visually appealing way. However, without additional context, it's difficult to provide specific information about this term. If it's a product or service, it could be a design package or a color consultation offered for 50 yuan. If it's a cultural or artistic practice, it might be a traditional or modern technique for creating color combinations. More details are needed for a precise explanation.