OKLCH Studio · color reference
rose-500 in OKLCH
Tailwind v4 rose-500: oklch(0.645 0.246 16.4), HEX #FF2056. WCAG + APCA pairs, Fix deep links, and @theme snippet.
rose-500 is Tailwind’s default brand stop — strong for accents and buttons. Verify text on this swatch with Fix; many 500s fail white-on-color for body text.
Contrast pairs
WCAG 2.1 normal text + APCA Lc. Open a pair in the live Fix tool — informational only, not a legal audit.
- Text on white3.75:1 · Fail · Lc 63
#FF2056 on #FFFFFF
Open in Contrast → - White on swatchnot a suggestion3.75:1 · Fail · Lc 68
#FFFFFF on #FF2056
Demo of a common fail — not a suggestion.
Open in Contrast → - Black on swatch5.59:1 · AA · Lc 41
#000000 on #FF2056
Open in Contrast → - Fix → AA on white4.88:1 · AA · Lc 71
#E2003F on #FFFFFF
Open in Contrast → - Suggested text on swatch5.18:1 · AA · Lc 41
#0D0D0D on #FF2056
Open in Contrast →
Dark surface pairing
Against #121212: This stop already passes AA as text on #121212 (4.99:1).
Copy code
@theme {
--color-rose-500: oklch(0.645 0.246 16.4);
}Related
Convert #FF2056
Keep exploring
Static reference — the live Fix tool uses the same WCAG math with Undo and share links.
Contrast Fix →OKLCH Studio homeTailwind indexCSS names index