response: It's also a primary color in the CMYK and RGB color models. Its complementary color is cyan.
original_response: Yes! It's the primary color in the RGB color model as well. And it is the complementary color of cyan :)
history: hello, i do like red and it is my favorite color Hello! Do you know why sunsets are red? It's due to Rayleigh scattering. so that what causes the color of red, the scattering I'm not actually sure. I can say, though, that red is next to orange at one end of the light spectrum. so red and orange are neighbors  :)
knowledge: It is a primary color in the RGB color model and the CMYK color model, and is the complementary color of cyan.