沁: It refers to the feeling of comfort and affection one experiences, with an extended meaning of auspiciousness, tranquility in life, and freedom from worries.
蓝: A hue akin to the azure of a clear sky. Above lies the vast cerulean heavens. - Du Fu.
Meaning: The word 'qin' signifies permeation and immersion, while 'lan' symbolizes the vastness of the sky and ocean, representing a pure heart and broad-mindedness.