Topic
red.
prismatic and primary color with longest visible wavelength in the electromagnetic spectrum
The journal
Open the journal →The conversation starts in the journal — be the first to post.
About red
Red is the color at the long wavelength end of the visible spectrum of light, next to orange and opposite violet. It has a dominant wavelength of approximately 625–750 nanometers. It is a primary color in the RGB color model and a secondary color in the CMYK color model, and is the complementary color of cyan. Reds range from the brilliant yellow-tinged scarlet and vermillion to bluish-red crimson, and vary in shade from the pale red pink to the dark red burgundy.
Everything about red →