About violet-400
#A686FF is violet-400, a tailwind v4. This page shows its rgb(166, 134, 255) / hsl(255.87, 99.96%, 76.27%) / oklch(0.7023 0.173 293.64) 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.