Different colors give people different feelings, such as white or light color will give people a bright and fresh feeling; Dark colors make people feel stable and dignified; Warm colors (such as red, orange, pink and other colors) remind people of the sun and fire, and feel warm and unrestrained; Cool colors (such as blue and green) remind people of the sea, blue sky and forest, giving people a sense of tranquility and comfort. Different rooms in the home can choose different colors of wallpaper according to different use functions.