Literature Reference: 宛如虹势出，可赏不可转。—— 《游烂柯山四首 二》 Just like a rainbow's majestic form, it can be admired but not turned. Source from 'Four Poems on Visiting Mount Lanke, Part 2'.
虹: "Colorful and radiant. This character embodies a life full of diversity, enjoying the bliss of freedom."
势: Power, might: influence. Authority. Snobbery. Balanced forces.
Meaning: The rainbow's momentum symbolizes magnificence, grandeur, and an unstoppable force.