#240B37#240B37

#240B37 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.7% C 0.083 H 306.8°. Best body text is #FFFFFF at 17.83:1 contrast (WCAG AA passes).

Color values

HEX	#240B37
RGB	rgb(36, 11, 55)
HSL	hsl(274, 67%, 13%)
HSV	hsv(274, 80%, 22%)
CMYK	cmyk(34.5%, 80%, 0%, 78.4%)
CIE-LAB	lab(8.04, 22.80, -23.36)
CIE-LCH	lch(8.04, 32.64, 314.31°)
OKLab	oklab(21.73% 0.0495 -0.0662)
OKLCH	oklch(21.73% 0.083 306.8)
XYZ	xyz(1.5367, 0.8903, 3.7046)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240B37 #1E370B

analogous

#0E0B37 #240B37 #370B34

triadic

#240B37 #37240B #0B3724

tetradic

#240B37 #370E0B #1E370B #0B3437

square

#240B37 #370E0B #1E370B #0B3437

split-complementary

#240B37 #34370B #0B370E

monochromatic

#11051A #11051A #240B37 #45156A #671F9D

Accessibility & contrast

On white

17.83

#240B37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#240B37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240B37

17.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240B37	#FFFFFF	#000000	##FFFFFF
##240B37	1.00	17.83	1.18	17.83
#FFFFFF	17.83	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001738

Deuteranopia (green-blind)

#021836

Tritanopia (blue-blind)

#21151F

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #240b37;
/* rgb */ color: rgb(36, 11, 55);
/* oklch */ color: oklch(21.7% 0.083 306.8);

Tailwind

colors: {
  custom: {
    50: '#614c6e',
    500: '#240b37',
    950: '#000000',
  },
}

SCSS

$custom: #240b37;
$custom-light: #614c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#240b37",
  "rgb": {
    "r": 36,
    "g": 11,
    "b": 55
  },
  "hsl": {
    "h": 274.091,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.21729,
    "c": 0.08268,
    "h": 306.8
  },
  "luminance": 0.0089
}

Semantic roles & 50–950 ramp

primary

#240B37

secondary

#4A742A

accent

#EA3E88

background

#F5F4F6

surface

#EAE7EC

border

#C6C3C7

text

#050107

muted

#79777A

Preview Lab

Preview with #240B37

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

Preview Lab → · Contrast checker → · Palette generator →