#290B40#290B40

#290B40 is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.3% C 0.096 H 306.0°. Best body text is #FFFFFF at 17.27:1 contrast (WCAG AA passes).

Color values

HEX	#290B40
RGB	rgb(41, 11, 64)
HSL	hsl(274, 71%, 15%)
HSV	hsv(274, 83%, 25%)
CMYK	cmyk(35.9%, 82.8%, 0%, 74.9%)
CIE-LAB	lab(9.65, 26.54, -27.18)
CIE-LCH	lch(9.65, 37.99, 314.32°)
OKLab	oklab(23.3% 0.0561 -0.0773)
OKLCH	oklch(23.3% 0.096 306)
XYZ	xyz(1.9593, 1.0809, 4.9549)
Luminance	0.0108 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B40 #22400B

analogous

#0E0B40 #290B40 #400B3D

triadic

#290B40 #40290B #0B4029

tetradic

#290B40 #400E0B #22400B #0B3D40

square

#290B40 #400E0B #22400B #0B3D40

split-complementary

#290B40 #3D400B #0B400E

monochromatic

#11041A #11041A #290B40 #4A1474 #6C1DA8

Accessibility & contrast

On white

17.27

#290B40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#290B40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B40

17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B40	#FFFFFF	#000000	##FFFFFF
##290B40	1.00	17.27	1.22	17.27
#FFFFFF	17.27	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A42

Deuteranopia (green-blind)

#001B3F

Tritanopia (blue-blind)

#251824

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #290b40;
/* rgb */ color: rgb(41, 11, 64);
/* oklch */ color: oklch(23.3% 0.096 306.0);

Tailwind

colors: {
  custom: {
    50: '#664d75',
    500: '#290b40',
    950: '#000000',
  },
}

SCSS

$custom: #290b40;
$custom-light: #664d75;
$custom-dark: #000000;

JSON

{
  "hex": "#290b40",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 64
  },
  "hsl": {
    "h": 273.962,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.23297,
    "c": 0.0955,
    "h": 306
  },
  "luminance": 0.01081
}

Semantic roles & 50–950 ramp

primary

#290B40

secondary

#4E7D2A

accent

#ED3A88

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #290B40

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

Preview Lab → · Contrast checker → · Palette generator →