#180737#180737

#180737 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.087 H 292.8°. Best body text is #FFFFFF at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#180737
RGB	rgb(24, 7, 55)
HSL	hsl(261, 77%, 12%)
HSV	hsv(261, 87%, 22%)
CMYK	cmyk(56.4%, 87.3%, 0%, 78.4%)
CIE-LAB	lab(5.62, 21.34, -27.35)
CIE-LCH	lch(5.62, 34.70, 307.96°)
OKLab	oklab(19.41% 0.0335 -0.0799)
OKLCH	oklch(19.41% 0.087 292.8)
XYZ	xyz(1.1421, 0.6219, 3.6736)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180737 #263707

analogous

#070E37 #180737 #300737

triadic

#180737 #371807 #073718

tetradic

#180737 #37070E #263707 #073730

square

#180737 #37070E #263707 #073730

split-complementary

#180737 #373007 #0E3707

monochromatic

#0C031B #0C031B #180737 #300E6D #4715A4

Accessibility & contrast

On white

18.68

#180737 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#180737 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180737

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180737	#FFFFFF	#000000	##FFFFFF
##180737	1.00	18.68	1.12	18.68
#FFFFFF	18.68	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001338

Deuteranopia (green-blind)

#001136

Tritanopia (blue-blind)

#0E141E

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #180737;
/* rgb */ color: rgb(24, 7, 55);
/* oklch */ color: oklch(19.4% 0.087 292.8);

Tailwind

colors: {
  custom: {
    50: '#59496e',
    500: '#180737',
    950: '#000000',
  },
}

SCSS

$custom: #180737;
$custom-light: #59496e;
$custom-dark: #000000;

JSON

{
  "hex": "#180737",
  "rgb": {
    "r": 24,
    "g": 7,
    "b": 55
  },
  "hsl": {
    "h": 261.25,
    "s": 77.419,
    "l": 12.157
  },
  "oklch": {
    "l": 0.19405,
    "c": 0.08665,
    "h": 292.8
  },
  "luminance": 0.00622
}

Semantic roles & 50–950 ramp

primary

#180737

secondary

#597723

accent

#F434B0

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040107

muted

#79777A

Preview Lab

Preview with #180737

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

Preview Lab → · Contrast checker → · Palette generator →