#180436#180436

#180436 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.8% C 0.090 H 294.8°. Best body text is #FFFFFF at 18.93:1 contrast (WCAG AA passes).

Color values

HEX	#180436
RGB	rgb(24, 4, 54)
HSL	hsl(264, 86%, 11%)
HSV	hsv(264, 93%, 21%)
CMYK	cmyk(55.6%, 92.6%, 0%, 78.8%)
CIE-LAB	lab(4.94, 22.33, -27.71)
CIE-LCH	lch(4.94, 35.59, 308.87°)
OKLab	oklab(18.75% 0.0379 -0.082)
OKLCH	oklch(18.75% 0.09 294.8)
XYZ	xyz(1.0858, 0.5473, 3.5378)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Purple

#280137

ΔE00 4.77

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180436 #223604

analogous

#040936 #180436 #310436

triadic

#180436 #361804 #043618

tetradic

#180436 #360409 #223604 #043631

square

#180436 #360409 #223604 #043631

split-complementary

#180436 #363104 #093604

monochromatic

#0D021C #0D021C #180436 #31086F #4B0CA8

Accessibility & contrast

On white

18.93

#180436 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#180436 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180436

18.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180436	#FFFFFF	#000000	##FFFFFF
##180436	1.00	18.93	1.11	18.93
#FFFFFF	18.93	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001137

Deuteranopia (green-blind)

#001035

Tritanopia (blue-blind)

#0F121D

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #180436;
/* rgb */ color: rgb(24, 4, 54);
/* oklch */ color: oklch(18.8% 0.090 294.8);

Tailwind

colors: {
  custom: {
    50: '#58476d',
    500: '#180436',
    950: '#000000',
  },
}

SCSS

$custom: #180436;
$custom-light: #58476d;
$custom-dark: #000000;

JSON

{
  "hex": "#180436",
  "rgb": {
    "r": 24,
    "g": 4,
    "b": 54
  },
  "hsl": {
    "h": 264,
    "s": 86.207,
    "l": 11.373
  },
  "oklch": {
    "l": 0.18751,
    "c": 0.09031,
    "h": 294.8
  },
  "luminance": 0.00547
}

Semantic roles & 50–950 ramp

primary

#180436

secondary

#54781E

accent

#FC2BA9

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #180436

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

Preview Lab → · Contrast checker → · Palette generator →