About mist-950
#090B0C is mist-950, a tailwind v4. This page shows its rgb(9, 11, 12) / hsl(200, 14.29%, 4.12%) / oklch(0.1477 0.004 228.76) 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.