#180C24#180C24

#180C24 is a very dark, muted violet. Relative luminance 0.006; OKLCH L 18.5% C 0.049 H 305.2°. Best body text is #FFFFFF at 18.80:1 contrast (WCAG AA passes).

Color values

HEX	#180C24
RGB	rgb(24, 12, 36)
HSL	hsl(270, 50%, 9%)
HSV	hsv(270, 67%, 14%)
CMYK	cmyk(33.3%, 66.7%, 0%, 85.9%)
CIE-LAB	lab(5.28, 11.10, -13.67)
CIE-LCH	lch(5.28, 17.61, 309.08°)
OKLab	oklab(18.54% 0.0284 -0.0402)
OKLCH	oklch(18.54% 0.049 305.2)
XYZ	xyz(0.8265, 0.5845, 1.7380)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180C24 #18240C

analogous

#0C0C24 #180C24 #240C24

triadic

#180C24 #24180C #0C2418

tetradic

#180C24 #240C0C #18240C #0C2424

square

#180C24 #240C0C #18240C #0C2424

split-complementary

#180C24 #24240C #0C240C

monochromatic

#0F0817 #0F0817 #180C24 #371B52 #552B80

Accessibility & contrast

On white

18.80

#180C24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#180C24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180C24

18.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180C24	#FFFFFF	#000000	##FFFFFF
##180C24	1.00	18.80	1.12	18.80
#FFFFFF	18.80	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051125

Deuteranopia (green-blind)

#081223

Tritanopia (blue-blind)

#161016

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #180c24;
/* rgb */ color: rgb(24, 12, 36);
/* oklch */ color: oklch(18.5% 0.049 305.2);

Tailwind

colors: {
  custom: {
    50: '#554c5e',
    500: '#180c24',
    950: '#000000',
  },
}

SCSS

$custom: #180c24;
$custom-light: #554c5e;
$custom-dark: #000000;

JSON

{
  "hex": "#180c24",
  "rgb": {
    "r": 24,
    "g": 12,
    "b": 36
  },
  "hsl": {
    "h": 270,
    "s": 50,
    "l": 9.412
  },
  "oklch": {
    "l": 0.18544,
    "c": 0.04924,
    "h": 305.2
  },
  "luminance": 0.00585
}

Semantic roles & 50–950 ramp

primary

#180C24

secondary

#465E2D

accent

#DA4E94

background

#F4F4F5

surface

#E8E7E9

border

#C4C3C5

text

#030104

muted

#787779

Preview Lab

Preview with #180C24

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

Preview Lab → · Contrast checker → · Palette generator →