OKLCH Studio · Tailwind v3 → v4
Tailwind red-200: v3 #fecaca vs v4 oklch(0.885 0.062 18.3)
Unchangedred-200 is effectively the same colour in v3 and v4 (ΔE-OK 0.28).
The v4 value is outside the sRGB gamut, so #FFC9C9 is a clipped sRGB approximation; wide-gamut displays can show it more vivid.
| v3 hex | #fecaca |
|---|---|
| v3 as oklch() | oklch(0.885 0.059 18.3) |
| v4 oklch() | oklch(0.885 0.062 18.3) |
| v4 hex | #FFC9C9 |
| ΔE-OK (×100) | 0.28 |
| ΔL (v4 − v3) | 0 |
| ΔC (v4 − v3) | 0.003 |
| ΔH (v4 − v3) | 0° |
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Tailwind v3 usage
color: #fecaca;
// tailwind.config.js (v3)
colors.red[200] // #fecacaTailwind v4 @theme token
@theme {
--color-red-200: oklch(0.885 0.062 18.3);
}
.example {
color: var(--color-red-200);
}Keep the v3 colour in v4
@theme {
--color-red-200: #fecaca;
}