About mist-400
#9CA8AB is mist-400, a tailwind v4. This page shows its rgb(156, 168, 171) / hsl(192, 8.2%, 64.12%) / oklch(0.723 0.0143 214.38) values, WCAG contrast against black and white, an OKLCH tint-and-shade ramp, and complementary, analogous, and triadic harmonies — all computed in perceptually-uniform OKLCH.