Then, as the image signboard of the door, we should pay attention to avoid the collocation of cool colors, which is a metaphor of large-area black and metallic colors. Why do you feel very rigid at first? I can't accept it psychologically. Secondly, it makes people feel unfriendly. Most women prefer warm purple and pink. Another is that the interior decoration of the store should be peaceful, not too dazzling and not too cool.