About mauve-100
#F3F1F3 is mauve-100, a tailwind v4. This page shows its rgb(243, 241, 243) / hsl(300, 7.69%, 94.9%) / oklch(0.9602 0.0034 325.6) 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.