#240B4A#240B4A

#240B4A is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.6% C 0.107 H 294.7°. Best body text is #FFFFFF at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#240B4A
RGB	rgb(36, 11, 74)
HSL	hsl(264, 74%, 17%)
HSV	hsv(264, 85%, 29%)
CMYK	cmyk(51.4%, 85.1%, 0%, 71%)
CIE-LAB	lab(9.87, 28.43, -33.89)
CIE-LCH	lch(9.87, 44.23, 309.99°)
OKLab	oklab(23.59% 0.0448 -0.0972)
OKLCH	oklch(23.59% 0.107 294.7)
XYZ	xyz(2.0829, 1.1088, 6.5815)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240B4A #314A0B

analogous

#0B114A #240B4A #440B4A

triadic

#240B4A #4A240B #0B4A24

tetradic

#240B4A #4A0B11 #314A0B #0B4A44

square

#240B4A #4A0B11 #314A0B #0B4A44

split-complementary

#240B4A #4A440B #114A0B

monochromatic

#0D041B #0D041B #240B4A #3E137F #581BB5

Accessibility & contrast

On white

17.19

#240B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#240B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240B4A

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240B4A	#FFFFFF	#000000	##FFFFFF
##240B4A	1.00	17.19	1.22	17.19
#FFFFFF	17.19	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4C

Deuteranopia (green-blind)

#001A49

Tritanopia (blue-blind)

#191C2A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #240b4a;
/* rgb */ color: rgb(36, 11, 74);
/* oklch */ color: oklch(23.6% 0.107 294.7);

Tailwind

colors: {
  custom: {
    50: '#644d7d',
    500: '#240b4a',
    950: '#000000',
  },
}

SCSS

$custom: #240b4a;
$custom-light: #644d7d;
$custom-dark: #000000;

JSON

{
  "hex": "#240b4a",
  "rgb": {
    "r": 36,
    "g": 11,
    "b": 74
  },
  "hsl": {
    "h": 263.81,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.23587,
    "c": 0.10699,
    "h": 294.7
  },
  "luminance": 0.01109
}

Semantic roles & 50–950 ramp

primary

#240B4A

secondary

#62862B

accent

#F137A7

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#06010A

muted

#7A777C

Preview Lab

Preview with #240B4A

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

Preview Lab → · Contrast checker → · Palette generator →