Cool Aqua Quartz

#19bbbe

Notes

Cool Aqua Quartz (#19BBBE) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (181°, 77%, 42%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX

#19bbbe

RGB

rgb(25, 187, 190)

HSL

hsl(181, 77%, 42%)