Cobalt chromium blue is an environmentally friendly inorganic pigment with a green or blue-green phase, which has good covering power, coloring power, dispersibility, and strong chemical corrosion resistance, outdoor weather resistance, light resistance, and thermal stability. It has no color bleeding or migration, and is compatible with most thermoplastic and thermosetting plastics. It has infrared reflection function and can be used in military anti-counterfeiting coatings and roof insulation coatings or materials. It can also be used in coil coatings, high-temperature resistant coatings, exterior wall coatings, building coatings, powder coatings, automotive coatings, colored glass ink, high-temperature resistant plastics, building materials, colored sand, and other fields that require high environmental performance, such as food packaging containers. Children's toys, household utensils, etc.