OKLCH Studio · color reference
CSS color chartreuse in OKLCH
Named CSS color chartreuse: oklch(0.890 0.265 136.0), HEX #7FFF00. Contrast pairs (WCAG + APCA) and Fix links.
CSS “chartreuse” is very light — treat as a background or highlight, not body text on white.
#7FFF00 · oklch(0.890 0.265 136.0)
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 white1.30:1 · Fail · Lc 14
#7FFF00 on #FFFFFF
Open in Contrast → - White on swatchnot a suggestion1.30:1 · Fail · Lc 16
#FFFFFF on #7FFF00
Demo of a common fail — not a suggestion.
Open in Contrast → - Black on swatch16.21:1 · AAA · Lc 89
#000000 on #7FFF00
Open in Contrast → - Fix → AA on white4.64:1 · AA · Lc 71
#008800 on #FFFFFF
Open in Contrast → - Suggested text on swatch15.00:1 · AAA · Lc 89
#0D0D0D on #7FFF00
Open in Contrast →
Dark surface pairing
Against #121212: chartreuse already passes AA on #121212.
Copy code
:root {
--chartreuse: oklch(0.890 0.265 136.0);
}Related
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