#180639#180639

#180639 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.5% C 0.091 H 292.0°. Best body text is #FFFFFF at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#180639
RGB	rgb(24, 6, 57)
HSL	hsl(261, 81%, 12%)
HSV	hsv(261, 89%, 22%)
CMYK	cmyk(57.9%, 89.5%, 0%, 77.6%)
CIE-LAB	lab(5.60, 22.68, -28.84)
CIE-LCH	lch(5.60, 36.69, 308.18°)
OKLab	oklab(19.46% 0.0341 -0.0843)
OKLCH	oklch(19.46% 0.091 292)
XYZ	xyz(1.1801, 0.6198, 3.9276)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Purple

#280137

ΔE00 5.01

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180639 #273906

analogous

#060E39 #180639 #310639

triadic

#180639 #391806 #063918

tetradic

#180639 #39060E #273906 #063931

square

#180639 #39060E #273906 #063931

split-complementary

#180639 #393106 #0E3906

monochromatic

#0C031C #0C031C #180639 #2F0C70 #4712A8

Accessibility & contrast

On white

18.68

#180639 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#180639 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180639

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180639	#FFFFFF	#000000	##FFFFFF
##180639	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)

#00133A

Deuteranopia (green-blind)

#001138

Tritanopia (blue-blind)

#0D141F

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #180639;
/* rgb */ color: rgb(24, 6, 57);
/* oklch */ color: oklch(19.5% 0.091 292.0);

Tailwind

colors: {
  custom: {
    50: '#594870',
    500: '#180639',
    950: '#000000',
  },
}

SCSS

$custom: #180639;
$custom-light: #594870;
$custom-dark: #000000;

JSON

{
  "hex": "#180639",
  "rgb": {
    "r": 24,
    "g": 6,
    "b": 57
  },
  "hsl": {
    "h": 261.176,
    "s": 80.952,
    "l": 12.353
  },
  "oklch": {
    "l": 0.19456,
    "c": 0.09091,
    "h": 292
  },
  "luminance": 0.0062
}

Semantic roles & 50–950 ramp

primary

#180639

secondary

#5A7922

accent

#F730B1

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #180639

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

Preview Lab → · Contrast checker → · Palette generator →