OKLCH Studio · color reference

violet-900 in OKLCH

Tailwind v4 violet-900: oklch(0.380 0.189 293.7), HEX #4D179A. WCAG + APCA pairs, Fix deep links, and @theme snippet.

violet-900 is a deep shade — strong for text on light surfaces and dark UI chrome. Pair with lighter stops for surfaces.

#4D179A · oklch(0.380 0.189 293.7)

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 white11.03:1 · AAA · Lc 94
#4D179A on #FFFFFF
Open in Contrast →
White on swatch11.03:1 · AAA · Lc 98
#FFFFFF on #4D179A
Open in Contrast →
Black on swatch1.90:1 · Fail · Lc 10
#000000 on #4D179A
Open in Contrast →
Suggested text on swatch11.03:1 · AAA · Lc 98
#FFFFFF on #4D179A
Open in Contrast →

Against #121212: On near-black (#121212), Fix nudges this stop to #8F68EB for AA text.

@theme {
  --color-violet-900: oklch(0.380 0.189 293.7);
}

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