凯: Triumphant song, a victorious return. It metaphorically signifies exceptional ability leading to certain success.
蓝: A hue akin to the azure of a clear sky. Above lies the vast cerulean heavens. - Du Fu.
Meaning: The character 'Kai' symbolizes victory and success, while 'Lan' represents vastness and tranquility, signifying a life as expansive as the blue sky and a career as triumphant as a victory song.