About indigo-300
#A4B4FF is indigo-300, a tailwind v4. This page shows its rgb(164, 180, 255) / hsl(229.45, 100%, 82.16%) / oklch(0.7859 0.1085 274.4) 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.