碧:
The character "碧" originally referred to emerald-green jade, and later extended to signify the color emerald green. In names, it often conveys a sense of vitality and vibrancy.
澜: "Great Wave" in a name often signifies a broad-minded, composed, and calm demeanor, which is conducive to career advancement and harmonious family life.
Meaning: Bilan's melodious sound and elegant form reflect clarity and purity, while 'lan' signifies vast waves, conveying a sense of tranquility with inner strength.