The color meaning of Facebook has certain content and meaning, which is the main factor to express the character. Red: It symbolizes loyalty, justice, strength and solemnity, and is often used for bloody figures. Such as Guan Yu. Purple: Showing courage, fortitude, integrity, firmness and boldness. Such as Yang, etc. Black: showing impartiality, such as Bao Gong; Showing irritability, recklessness and frankness, such as Zhang Fei. Bai: Most of them are sinister and have ulterior motives. Like Zhao Gao. Yellow: generally shows violent character. For example, Lian Po is in Nanyang Tian. Brown and pink: elderly people who behave fairly uprightly. Gold and silver: used for Buddha statues, immortals and other figures, such as Tathagata and Erlang God. Sometimes it is also used for some goblins with more mana. Clear angle purple face: purple is between black and red, and purple face is often used for upright and dignified people and honest and kind people.