Please give examples of the difference between the color meaning of Tibetan opera masks and that of Peking opera faces, and briefly talk about what you have learned from them!

The meaning of the color of Tibetan opera masks: white masks

White masks indicate that the characters are pure, kind and gentle, and harmless, implying that the old live a long life, and the young are irrational.

Contrast: White masks in Peking Opera indicate that the character is treacherous and suspicious, represented by Cao Cao

Yellow Masks

Yellow masks indicate that the character is radiant, virtuous, and knowledgeable, and are worn by living Buddhas and immortals.

Contrast: The yellow face in Peking Opera represents a character with a fierce personality, represented by the character Dian Wei

Blue Mask

The blue mask denotes righteousness and bravery, and is worn by the warrior phase.

Contrast: In Beijing Opera, the blue mask represents the character's upright and untamed character. The representative character is Duo Er Dun

Green Mask

The green mask symbolizes the wisdom of the virtuous; the beauty of the dignified, belonging to the incarnation of the mother of Goddess or the woman of the air.

Contrast: The green mask in Peking Opera represents the character's courageous and reckless nature. It is mostly used to represent the heroes of the green forest.

Red masks

Red masks symbolize power and justice, and indicate resourcefulness, wisdom and courage. Anyone who plays the role of king and ministers wear red masks. Sometimes the red color is also commonly used in Tibetan opera for some men who are in a state of anger in the religious dance.

Contrast: The red face in Beijing opera symbolizes loyalty and righteousness. Guan Yu is the representative character.

Black masks

Black masks symbolize viciousness and anger.

Contrast: In Peking Opera, the black mask symbolizes justice and an iron face. The representative character is Bao Zheng.

Half-white and half-black

Half-white and half-black masks represent sweet-talking and poisonous, two-faced and specialized in stirring up trouble.

The difference in color between Tibetan Opera and Peking Opera masks I think has a lot to do with their origins and development as well as their regional environments.