OKLCH Studio · Tailwind v3 → v4
Tailwind yellow-400: v3 #facc15 vs v4 oklch(0.852 0.199 91.9)
ChangedIn v4, yellow-400 is darker and more saturated than in v3 (ΔL -0.009, ΔC +0.026, ΔH 0.0°).
The v4 value is outside the sRGB gamut, so #FDC700 is a clipped sRGB approximation; wide-gamut displays can show it more vivid.
| v3 hex | #facc15 |
|---|---|
| v3 as oklch() | oklch(0.861 0.173 91.9) |
| v4 oklch() | oklch(0.852 0.199 91.9) |
| v4 hex | #FDC700 |
| ΔE-OK (×100) | 2.73 |
| ΔL (v4 − v3) | -0.009 |
| ΔC (v4 − v3) | 0.026 |
| ΔH (v4 − v3) | 0° |
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Tailwind v3 usage
color: #facc15;
// tailwind.config.js (v3)
colors.yellow[400] // #facc15Tailwind v4 @theme token
@theme {
--color-yellow-400: oklch(0.852 0.199 91.9);
}
.example {
color: var(--color-yellow-400);
}Keep the v3 colour in v4
@theme {
--color-yellow-400: #facc15;
}