#290B4C#290B4C

#290B4C is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.5% C 0.110 H 298.7°. Best body text is #FFFFFF at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#290B4C
RGB	rgb(41, 11, 76)
HSL	hsl(268, 75%, 17%)
HSV	hsv(268, 86%, 30%)
CMYK	cmyk(46.1%, 85.5%, 0%, 70.2%)
CIE-LAB	lab(10.79, 29.92, -33.73)
CIE-LCH	lch(10.79, 45.09, 311.58°)
OKLab	oklab(24.46% 0.0528 -0.0965)
OKLCH	oklch(24.46% 0.11 298.7)
XYZ	xyz(2.3383, 1.2325, 6.9508)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B4C #2E4C0B

analogous

#0B0E4C #290B4C #4A0B4C

triadic

#290B4C #4C290B #0B4C29

tetradic

#290B4C #4C0B0E #2E4C0B #0B4C4A

square

#290B4C #4C0B0E #2E4C0B #0B4C4A

split-complementary

#290B4C #4C4A0B #0E4C0B

monochromatic

#0E041B #0E041B #290B4C #461381 #631AB7

Accessibility & contrast

On white

16.85

#290B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#290B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B4C

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B4C	#FFFFFF	#000000	##FFFFFF
##290B4C	1.00	16.85	1.25	16.85
#FFFFFF	16.85	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4E

Deuteranopia (green-blind)

#001C4B

Tritanopia (blue-blind)

#201D2B

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #290b4c;
/* rgb */ color: rgb(41, 11, 76);
/* oklch */ color: oklch(24.5% 0.110 298.7);

Tailwind

colors: {
  custom: {
    50: '#674e7f',
    500: '#290b4c',
    950: '#000000',
  },
}

SCSS

$custom: #290b4c;
$custom-light: #674e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#290b4c",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 76
  },
  "hsl": {
    "h": 267.692,
    "s": 74.713,
    "l": 17.059
  },
  "oklch": {
    "l": 0.24459,
    "c": 0.11002,
    "h": 298.7
  },
  "luminance": 0.01233
}

Semantic roles & 50–950 ramp

primary

#290B4C

secondary

#5D882B

accent

#F1369B

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#06020A

muted

#7A787C

Preview Lab

Preview with #290B4C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →