青: Azure, the hue of youth. In names, it often signifies youthful vitality, beneficial for physical well-being and continuous ascent in life.

天: The sky, encompassing all things between heaven and earth, when used in a name, often symbolizes grand ambitions and aspirations, as well as a lifetime of unwavering integrity. This character represents the auspiciousness of pure yang and solitary excellence, capable of bestowing the profound utility of great endeavors and significant achievements.