#180939#180939

#180939 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.0% C 0.086 H 290.7°. Best body text is #FFFFFF at 18.47:1 contrast (WCAG AA passes).

Color values

HEX	#180939
RGB	rgb(24, 9, 57)
HSL	hsl(259, 73%, 13%)
HSV	hsv(259, 84%, 22%)
CMYK	cmyk(57.9%, 84.2%, 0%, 77.6%)
CIE-LAB	lab(6.19, 21.20, -27.89)
CIE-LCH	lch(6.19, 35.03, 307.24°)
OKLab	oklab(19.96% 0.0306 -0.0808)
OKLCH	oklch(19.96% 0.086 290.7)
XYZ	xyz(1.2127, 0.6849, 3.9384)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180939 #2A3909

analogous

#091239 #180939 #300939

triadic

#180939 #391809 #093918

tetradic

#180939 #390912 #2A3909 #093930

square

#180939 #390912 #2A3909 #093930

split-complementary

#180939 #393009 #123909

monochromatic

#0B041A #0B041A #180939 #2E116E #451AA3

Accessibility & contrast

On white

18.47

#180939 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#180939 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180939

18.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180939	#FFFFFF	#000000	##FFFFFF
##180939	1.00	18.47	1.14	18.47
#FFFFFF	18.47	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153A

Deuteranopia (green-blind)

#001338

Tritanopia (blue-blind)

#0D1620

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #180939;
/* rgb */ color: rgb(24, 9, 57);
/* oklch */ color: oklch(20.0% 0.086 290.7);

Tailwind

colors: {
  custom: {
    50: '#594a70',
    500: '#180939',
    950: '#000000',
  },
}

SCSS

$custom: #180939;
$custom-light: #594a70;
$custom-dark: #000000;

JSON

{
  "hex": "#180939",
  "rgb": {
    "r": 24,
    "g": 9,
    "b": 57
  },
  "hsl": {
    "h": 258.75,
    "s": 72.727,
    "l": 12.941
  },
  "oklch": {
    "l": 0.19963,
    "c": 0.08643,
    "h": 290.7
  },
  "luminance": 0.00685
}

Semantic roles & 50–950 ramp

primary

#180939

secondary

#5E7727

accent

#EF38B6

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040107

muted

#79777A

Preview Lab

Preview with #180939

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

Preview Lab → · Contrast checker → · Palette generator →