#240B56#240B56

#240B56 is a very dark, vivid violet. Relative luminance 0.013; OKLCH L 24.9% C 0.122 H 289.4°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#240B56
RGB	rgb(36, 11, 86)
HSL	hsl(260, 77%, 19%)
HSV	hsv(260, 87%, 34%)
CMYK	cmyk(58.1%, 87.2%, 0%, 66.3%)
CIE-LAB	lab(11.18, 32.07, -39.99)
CIE-LCH	lch(11.18, 51.27, 308.73°)
OKLab	oklab(24.9% 0.0405 -0.115)
OKLCH	oklch(24.9% 0.122 289.4)
XYZ	xyz(2.5265, 1.2862, 8.9174)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240B56 #3D560B

analogous

#0B1856 #240B56 #4A0B56

triadic

#240B56 #56240B #0B5624

tetradic

#240B56 #560B18 #3D560B #0B564A

square

#240B56 #560B18 #3D560B #0B564A

split-complementary

#240B56 #564A0B #18560B

monochromatic

#0B031B #0D0420 #240B56 #3B128C #5119C3

Accessibility & contrast

On white

16.70

#240B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#240B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240B56

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240B56	#FFFFFF	#000000	##FFFFFF
##240B56	1.00	16.70	1.26	16.70
#FFFFFF	16.70	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F58

Deuteranopia (green-blind)

#001C55

Tritanopia (blue-blind)

#102131

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #240b56;
/* rgb */ color: rgb(36, 11, 86);
/* oklch */ color: oklch(24.9% 0.122 289.4);

Tailwind

colors: {
  custom: {
    50: '#664e86',
    500: '#240b56',
    950: '#000000',
  },
}

SCSS

$custom: #240b56;
$custom-light: #664e86;
$custom-dark: #000000;

JSON

{
  "hex": "#240b56",
  "rgb": {
    "r": 36,
    "g": 11,
    "b": 86
  },
  "hsl": {
    "h": 260,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.24897,
    "c": 0.12195,
    "h": 289.4
  },
  "luminance": 0.01286
}

Semantic roles & 50–950 ramp

primary

#240B56

secondary

#6F912B

accent

#F434B4

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06020B

muted

#7A787C

Preview Lab

Preview with #240B56

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

Preview Lab → · Contrast checker → · Palette generator →