乐: Happiness, joy. The character "Ji" is auspicious and signifies a carefree, cheerful, and comfortable life, often used in names to convey a sense of ease and contentment.
蓝: A hue akin to the azure of a clear sky. Above lies the vast cerulean heavens. - Du Fu.
Meaning: Joyful and serene, symbolizing optimism and a broad-minded spirit.