OKLCH Studio · color reference
CSS color midnightblue in OKLCH
Named CSS color midnightblue: oklch(0.288 0.144 272.8), HEX #191970. Contrast pairs (WCAG + APCA) and Fix links.
CSS “midnightblue” is a chromatic named color — great for accents. Run Fix before using it as text or as a text background.
#191970 · oklch(0.288 0.144 272.8)
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 white14.85:1 · AAA · Lc 101
#191970 on #FFFFFF
Open in Contrast → - White on swatch14.85:1 · AAA · Lc 104
#FFFFFF on #191970
Open in Contrast → - Black on swatch1.41:1 · Fail · Lc 0
#000000 on #191970
Open in Contrast → - Suggested text on swatch14.85:1 · AAA · Lc 104
#FFFFFF on #191970
Open in Contrast →
Dark surface pairing
Against #121212: On #121212, Fix suggests #677AD8 for AA text.
Copy code
:root {
--midnightblue: oklch(0.288 0.144 272.8);
}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