About violet-900
#4D179A is violet-900, a tailwind v4. This page shows its rgb(77, 23, 154) / hsl(264.73, 74.01%, 34.71%) / oklch(0.3801 0.1888 293.64) 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.