About slate-700
#314158 is slate-700, a tailwind v4. This page shows its rgb(49, 65, 88) / hsl(215.38, 28.47%, 26.86%) / oklch(0.3717 0.0449 257.42) 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.