OKLCH Studio · color reference
emerald-500 in OKLCH
Tailwind v4 emerald-500: oklch(0.696 0.170 162.5), HEX #00BC7D. WCAG + APCA pairs, Fix deep links, and @theme snippet.
emerald-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 white2.47:1 · Fail · Lc 48
#00BC7D on #FFFFFF
Open in Contrast → - White on swatchnot a suggestion2.47:1 · Fail · Lc 53
#FFFFFF on #00BC7D
Demo of a common fail — not a suggestion.
Open in Contrast → - Black on swatch8.49:1 · AAA · Lc 56
#000000 on #00BC7D
Open in Contrast → - Fix → AA on white5.23:1 · AA · Lc 75
#007D43 on #FFFFFF
Open in Contrast → - Suggested text on swatch7.86:1 · AAA · Lc 56
#0D0D0D on #00BC7D
Open in Contrast →
Dark surface pairing
Against #121212: This stop already passes AA as text on #121212 (7.57:1).
Copy code
@theme {
--color-emerald-500: oklch(0.696 0.170 162.5);
}Related
Convert #00BC7D
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