About mauve-200
#E7E4E7 is mauve-200, a tailwind v4. This page shows its rgb(231, 228, 231) / hsl(300, 5.88%, 90%) / oklch(0.9221 0.0051 325.62) 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.