OKLCH Studio · color reference
zinc-500 in OKLCH
Tailwind v4 zinc-500: oklch(0.552 0.016 285.9), HEX #71717B. WCAG + APCA pairs, Fix deep links, and @theme snippet.
zinc-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.
#71717B · oklch(0.552 0.016 285.9)
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 white4.83:1 · AA · Lc 74
#71717B on #FFFFFF
Open in Contrast → - White on swatch4.83:1 · AA · Lc 79
#FFFFFF on #71717B
Open in Contrast → - Black on swatch4.35:1 · Fail · Lc 31
#000000 on #71717B
Open in Contrast → - Suggested text on swatch4.83:1 · AA · Lc 79
#FFFFFF on #71717B
Open in Contrast →
Dark surface pairing
Against #121212: On near-black (#121212), Fix nudges this stop to #7D7D87 for AA text.
Copy code
@theme {
--color-zinc-500: oklch(0.552 0.016 285.9);
}Related
Convert #71717B
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