#180D42#180D42

#180D42 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.6% C 0.094 H 284.9°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#180D42
RGB	rgb(24, 13, 66)
HSL	hsl(252, 67%, 15%)
HSV	hsv(252, 80%, 26%)
CMYK	cmyk(63.6%, 80.3%, 0%, 74.1%)
CIE-LAB	lab(7.91, 22.47, -31.54)
CIE-LCH	lch(7.91, 38.73, 305.47°)
OKLab	oklab(21.59% 0.0241 -0.0908)
OKLCH	oklch(21.59% 0.094 284.9)
XYZ	xyz(1.5037, 0.8753, 5.2429)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180D42 #37420D

analogous

#0D1C42 #180D42 #320D42

triadic

#180D42 #42180D #0D4218

tetradic

#180D42 #420D1C #37420D #0D4232

square

#180D42 #420D1C #37420D #0D4232

split-complementary

#180D42 #42320D #1C420D

monochromatic

#09051A #09051A #180D42 #2B1775 #3D21A8

Accessibility & contrast

On white

17.87

#180D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#180D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180D42

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180D42	#FFFFFF	#000000	##FFFFFF
##180D42	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001944

Deuteranopia (green-blind)

#001641

Tritanopia (blue-blind)

#051B26

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #180d42;
/* rgb */ color: rgb(24, 13, 66);
/* oklch */ color: oklch(21.6% 0.094 284.9);

Tailwind

colors: {
  custom: {
    50: '#5b4c77',
    500: '#180d42',
    950: '#000000',
  },
}

SCSS

$custom: #180d42;
$custom-light: #5b4c77;
$custom-dark: #000000;

JSON

{
  "hex": "#180d42",
  "rgb": {
    "r": 24,
    "g": 13,
    "b": 66
  },
  "hsl": {
    "h": 252.453,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21591,
    "c": 0.09393,
    "h": 284.9
  },
  "luminance": 0.00875
}

Semantic roles & 50–950 ramp

primary

#180D42

secondary

#6D7E2D

accent

#EA3EC6

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #180D42

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

Preview Lab → · Contrast checker → · Palette generator →