Color is the visual perceptual property

Color is the visual perceptual property. In 1666, English physicist Newton done a very famous experiment, he use the triple prism decomposed solor into red, orange, yellow, green, cyan, blue, purple seven colors, According to Newton deduces: The white sun light is produced by these seven colors mix.
The science of color is sometimes called chromatics. It includes the perception of color by the human eye and brain, the origin of color in materials, color theory in art, and the physics of electromagnetic radiation in the visible range

The different color may have the different psychological process. These feelings each people may have not all same, but even people from the different cultural also generally have the similar feeling. For instance the red color causes the human to be excited, the blue color brings the feeling of peaceful. To the artist, the architect, the fashion designer and the advertisement designer and so on the color psychological processes are extremely important.