OKLCH Studio · color reference

slate-100 in OKLCH

Tailwind v4 slate-100: oklch(0.968 0.007 247.9), HEX #F1F5F9. WCAG + APCA pairs, Fix deep links, and @theme snippet.

slate-100 is a light tint — best for soft backgrounds, chips, and borders. Prefer darker ink for body text; check Fix if you put text on it.

#F1F5F9 · oklch(0.968 0.007 247.9)

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 white1.10:1 · Fail · Lc 0
#F1F5F9 on #FFFFFF
Open in Contrast →
White on swatchnot a suggestion1.10:1 · Fail · Lc 0
#FFFFFF on #F1F5F9
Demo of a common fail — not a suggestion.
Open in Contrast →
Black on swatch19.17:1 · AAA · Lc 100
#000000 on #F1F5F9
Open in Contrast →
Fix → AA on white5.30:1 · AA · Lc 76
#686C6F on #FFFFFF
Open in Contrast →
Suggested text on swatch17.74:1 · AAA · Lc 99
#0D0D0D on #F1F5F9
Open in Contrast →

Against #121212: This stop already passes AA as text on #121212 (17.10:1).

@theme {
  --color-slate-100: oklch(0.968 0.007 247.9);
}

Static reference — the live Fix tool uses the same WCAG math with Undo and share links.