#240B3A#240B3A

#240B3A is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.087 H 304.5°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#240B3A
RGB	rgb(36, 11, 58)
HSL	hsl(272, 68%, 14%)
HSV	hsv(272, 81%, 23%)
CMYK	cmyk(37.9%, 81%, 0%, 77.3%)
CIE-LAB	lab(8.31, 23.67, -25.10)
CIE-LCH	lch(8.31, 34.50, 313.31°)
OKLab	oklab(22% 0.049 -0.0714)
OKLCH	oklch(22% 0.087 304.5)
XYZ	xyz(1.6108, 0.9199, 4.0949)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240B3A #213A0B

analogous

#0C0B3A #240B3A #3A0B38

triadic

#240B3A #3A240B #0B3A24

tetradic

#240B3A #3A0C0B #213A0B #0B383A

square

#240B3A #3A0C0B #213A0B #0B383A

split-complementary

#240B3A #383A0B #0B3A0C

monochromatic

#10051A #10051A #240B3A #44156D #641FA1

Accessibility & contrast

On white

17.74

#240B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#240B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240B3A

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240B3A	#FFFFFF	#000000	##FFFFFF
##240B3A	1.00	17.74	1.18	17.74
#FFFFFF	17.74	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183B

Deuteranopia (green-blind)

#001839

Tritanopia (blue-blind)

#201621

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #240b3a;
/* rgb */ color: rgb(36, 11, 58);
/* oklch */ color: oklch(22.0% 0.087 304.5);

Tailwind

colors: {
  custom: {
    50: '#614c70',
    500: '#240b3a',
    950: '#000000',
  },
}

SCSS

$custom: #240b3a;
$custom-light: #614c70;
$custom-dark: #000000;

JSON

{
  "hex": "#240b3a",
  "rgb": {
    "r": 36,
    "g": 11,
    "b": 58
  },
  "hsl": {
    "h": 271.915,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.22001,
    "c": 0.08656,
    "h": 304.5
  },
  "luminance": 0.0092
}

Semantic roles & 50–950 ramp

primary

#240B3A

secondary

#4E772A

accent

#EB3D8E

background

#F5F4F6

surface

#EAE7EC

border

#C6C3C7

text

#050107

muted

#79777A

Preview Lab

Preview with #240B3A

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

Preview Lab → · Contrast checker → · Palette generator →