OKLCH Studio · Tailwind v3 → v4
Tailwind amber-700: v3 #b45309 vs v4 oklch(0.555 0.163 49.0)
Subtle shiftIn v4, amber-700 is more saturated than in v3 (ΔL 0.000, ΔC +0.017, ΔH 0.0°).
The v4 value is outside the sRGB gamut, so #BB4D00 is a clipped sRGB approximation; wide-gamut displays can show it more vivid.
| v3 hex | #b45309 |
|---|---|
| v3 as oklch() | oklch(0.555 0.146 49.0) |
| v4 oklch() | oklch(0.555 0.163 49.0) |
| v4 hex | #BB4D00 |
| ΔE-OK (×100) | 1.75 |
| ΔL (v4 − v3) | 0 |
| ΔC (v4 − v3) | 0.017 |
| ΔH (v4 − v3) | 0° |
Copy code
Tailwind v3 usage
color: #b45309;
// tailwind.config.js (v3)
colors.amber[700] // #b45309Tailwind v4 @theme token
@theme {
--color-amber-700: oklch(0.555 0.163 49.0);
}
.example {
color: var(--color-amber-700);
}Keep the v3 colour in v4
@theme {
--color-amber-700: #b45309;
}