Colors of Red Group
Maroon Red Scarlet
Red is the color at the end of the visible spectrum of light, next to orange and opposite violet. In these group I also include colors like scarlet and vermillion.
Its dominant wavelength of approximately 625–740 nanometers. It is a primary color in the RGB and CMYK color models, and is the complementary color of cyan.
Red has historically been associated with danger and courage, but in modern Europe and US red is commonly associated with heat, activity, passion, sexuality, anger, love, and joy. In many Asian countries red symbolizes happiness and good fortune.