Light is used to recognize color, a medium that is formed in the brain through the stimulation of light. Light is the cause, of sensation, and color is the result of sensation. There's light and dark in color, and at the same time, there are different properties of cold and warm. Cold color is mainly belongs to the spectrum of the seven colors scattered out of the purple, and, purple is relatively close to the blue, blue, green and other colors. And warm color, it is to point to from green to yellow to red ground color commonly again. But cold or warm feelings, in turn, vary from person to person depending on how they feel about each other. For example, see purple, if it is a light purple, from the feeling it is a bit biased towards the warm tone. Compare again, if green, if it is very deep dark green, also may let a person feel close to cold feeling. As a result of, the cold that produces feeling to the color warm can also have a lot of different to the affection of the color. Warm tone gives a person the feeling, it is excited, happy, nervous, fidgety wait. And the feeling that cold tonal gives a person to produce is calm, calm, alleviate, depressed, sadness to wait. The way we respond to colors is not the result of simple visual or rational analysis. Color can make people associate, it can make people excited, happy, calm and anxious emotions, may also make people for different colors to produce different feelings of closeness is the sense of rejection and so on. But different, the color collocation can affect or change our own space sense correspondingly. In addition, color has a very complex symbolic meaning. In many cases, color also has a so-called regional character. According to different cultures, the meaning of each color is also different, these important functions of color can inspire the creation of painting. If we ignore the potential impact of color on people's Moods, then any study of the phenomenon of color can only be done at the Zhao Kuo.