There is no fixed color. Can be painted according to different occasions and needs. In paintings and illustrations, stick figures are usually represented by black or red. In movies and animations, the colors of stick figures are customized according to different roles and scenes. The stick figure originally refers to a simple humanoid pattern, usually consisting of several lines and a circle, which is used to represent the basic structure of the human body. The stick figure is widely used in painting, illustration, cartoon, animation and other fields and has become a popular art form. At the same time, stick figure is also widely used in all kinds of education and training to explain and demonstrate all kinds of knowledge and skills.