#290B3D#290B3D

#290B3D is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 23.0% C 0.092 H 308.1°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#290B3D
RGB	rgb(41, 11, 61)
HSL	hsl(276, 69%, 14%)
HSV	hsv(276, 82%, 24%)
CMYK	cmyk(32.8%, 82%, 0%, 76.1%)
CIE-LAB	lab(9.38, 25.72, -25.47)
CIE-LCH	lch(9.38, 36.20, 315.28°)
OKLab	oklab(23.03% 0.0567 -0.0722)
OKLCH	oklch(23.03% 0.092 308.1)
XYZ	xyz(1.8763, 1.0477, 4.5174)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B3D #1F3D0B

analogous

#100B3D #290B3D #3D0B38

triadic

#290B3D #3D290B #0B3D29

tetradic

#290B3D #3D100B #1F3D0B #0B383D

square

#290B3D #3D100B #1F3D0B #0B383D

split-complementary

#290B3D #383D0B #0B3D10

monochromatic

#11051A #11051A #290B3D #4C1471 #6F1EA5

Accessibility & contrast

On white

17.36

#290B3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#290B3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B3D

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B3D	#FFFFFF	#000000	##FFFFFF
##290B3D	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193E

Deuteranopia (green-blind)

#011B3C

Tritanopia (blue-blind)

#261623

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #290b3d;
/* rgb */ color: rgb(41, 11, 61);
/* oklch */ color: oklch(23.0% 0.092 308.1);

Tailwind

colors: {
  custom: {
    50: '#654d73',
    500: '#290b3d',
    950: '#000000',
  },
}

SCSS

$custom: #290b3d;
$custom-light: #654d73;
$custom-dark: #000000;

JSON

{
  "hex": "#290b3d",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 61
  },
  "hsl": {
    "h": 276,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.23025,
    "c": 0.09186,
    "h": 308.1
  },
  "luminance": 0.01048
}

Semantic roles & 50–950 ramp

primary

#290B3D

secondary

#4A7A2A

accent

#EC3C82

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #290B3D

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

Preview Lab → · Contrast checker → · Palette generator →