The SS 269-1983 standard specifies the color requirements for architectural coatings, aiming to provide a consistent color selection and evaluation standard for the construction industry. The standard covers the color matching, color evaluation and application scope of coatings to ensure that the color effect of architectural coatings meets the design and aesthetic needs. The standard specifies the color determination method and instrument requirements, providing clear operation guidelines for Coatings manufacturers, designers and users. In addition, SS 269-1983 also emphasizes the color stability, durability and other performance requirements to ensure the visual effect and color conformity of architectural coatings in long-term use.