What are the three primary colors and three complementary colors of color in photography?

Three primary colors: red, green and blue.

r、G、B

Three complementary colors: cyan, magenta and yellow.

c、M、Y

The so-called complementary color of one primary color is the sum color of the other two primary colors. Among the three primary colors, the sum of red and green is yellow, the sum of green and blue is blue, and the sum of red and blue is product.