Literature Reference: 御史新骢马，参军旧紫髯。—— 《送张二十参军赴蜀州因呈杨五侍御》 The censor rides a spirited horse, while the military officer sports a venerable purple beard. Source from 'Sending Zhang the Twentieth Military Officer to Shuzhou and Presenting to Censor Yang the Fifth'.
紫: Represents a person of authority and prestige.
髯: The sideburns, which hold no significant meaning in the context of a name.
Meaning: Purple beard, in ancient times, often symbolized a dignified and heroic man, representing nobility and distinction.