#180844#180844

#180844 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.1% C 0.103 H 285.8°. Best body text is #FFFFFF at 18.15:1 contrast (WCAG AA passes).

Color values

HEX	#180844
RGB	rgb(24, 8, 68)
HSL	hsl(256, 79%, 15%)
HSV	hsv(256, 88%, 27%)
CMYK	cmyk(64.7%, 88.2%, 0%, 73.3%)
CIE-LAB	lab(7.09, 26.07, -34.30)
CIE-LCH	lch(7.09, 43.08, 307.24°)
OKLab	oklab(21.06% 0.028 -0.099)
OKLCH	oklch(21.06% 0.103 285.8)
XYZ	xyz(1.5066, 0.7851, 5.5399)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180844 #344408

analogous

#081644 #180844 #360844

triadic

#180844 #441808 #084418

tetradic

#180844 #440816 #344408 #084436

square

#180844 #440816 #344408 #084436

split-complementary

#180844 #443608 #164408

monochromatic

#0A031B #0A031B #180844 #2B0E7B #3F15B2

Accessibility & contrast

On white

18.15

#180844 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#180844 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180844

18.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180844	#FFFFFF	#000000	##FFFFFF
##180844	1.00	18.15	1.16	18.15
#FFFFFF	18.15	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001746

Deuteranopia (green-blind)

#001443

Tritanopia (blue-blind)

#031A26

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #180844;
/* rgb */ color: rgb(24, 8, 68);
/* oklch */ color: oklch(21.1% 0.103 285.8);

Tailwind

colors: {
  custom: {
    50: '#5c4a79',
    500: '#180844',
    950: '#000000',
  },
}

SCSS

$custom: #180844;
$custom-light: #5c4a79;
$custom-dark: #000000;

JSON

{
  "hex": "#180844",
  "rgb": {
    "r": 24,
    "g": 8,
    "b": 68
  },
  "hsl": {
    "h": 256,
    "s": 78.947,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21061,
    "c": 0.10285,
    "h": 285.8
  },
  "luminance": 0.00785
}

Semantic roles & 50–950 ramp

primary

#180844

secondary

#6A8226

accent

#F532C1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #180844

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

Preview Lab → · Contrast checker → · Palette generator →