#180D36#180D36

#180D36 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.3% C 0.076 H 290.3°. Best body text is #FFFFFF at 18.27:1 contrast (WCAG AA passes).

Color values

HEX	#180D36
RGB	rgb(24, 13, 54)
HSL	hsl(256, 61%, 13%)
HSV	hsv(256, 76%, 21%)
CMYK	cmyk(55.6%, 75.9%, 0%, 78.8%)
CIE-LAB	lab(6.76, 17.88, -24.78)
CIE-LCH	lch(6.76, 30.56, 305.81°)
OKLab	oklab(20.34% 0.0264 -0.0713)
OKLCH	oklch(20.34% 0.076 290.3)
XYZ	xyz(1.1863, 0.7483, 3.5713)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.07

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180D36 #2B360D

analogous

#0D1636 #180D36 #2C0D36

triadic

#180D36 #36180D #0D3618

tetradic

#180D36 #360D16 #2B360D #0D362C

square

#180D36 #360D16 #2B360D #0D362C

split-complementary

#180D36 #362C0D #16360D

monochromatic

#0B0619 #0B0619 #180D36 #2E1967 #442599

Accessibility & contrast

On white

18.27

#180D36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#180D36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180D36

18.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180D36	#FFFFFF	#000000	##FFFFFF
##180D36	1.00	18.27	1.15	18.27
#FFFFFF	18.27	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001637

Deuteranopia (green-blind)

#001435

Tritanopia (blue-blind)

#0E171F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #180d36;
/* rgb */ color: rgb(24, 13, 54);
/* oklch */ color: oklch(20.3% 0.076 290.3);

Tailwind

colors: {
  custom: {
    50: '#584c6d',
    500: '#180d36',
    950: '#000000',
  },
}

SCSS

$custom: #180d36;
$custom-light: #584c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#180d36",
  "rgb": {
    "r": 24,
    "g": 13,
    "b": 54
  },
  "hsl": {
    "h": 256.098,
    "s": 61.194,
    "l": 13.137
  },
  "oklch": {
    "l": 0.20341,
    "c": 0.07602,
    "h": 290.3
  },
  "luminance": 0.00748
}

Semantic roles & 50–950 ramp

primary

#180D36

secondary

#5F712D

accent

#E443B9

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #180D36

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

Preview Lab → · Contrast checker → · Palette generator →