#18043B#18043B

#18043B is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.097 H 291.7°. Best body text is #FFFFFF at 18.76:1 contrast (WCAG AA passes).

Color values

HEX	#18043B
RGB	rgb(24, 4, 59)
HSL	hsl(262, 87%, 12%)
HSV	hsv(262, 93%, 23%)
CMYK	cmyk(59.3%, 93.2%, 0%, 76.9%)
CIE-LAB	lab(5.39, 24.53, -30.63)
CIE-LCH	lch(5.39, 39.24, 308.68°)
OKLab	oklab(19.34% 0.0357 -0.0898)
OKLCH	oklch(19.34% 0.097 291.7)
XYZ	xyz(1.2093, 0.5967, 4.1883)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18043B #273B04

analogous

#040C3B #18043B #34043B

triadic

#18043B #3B1804 #043B18

tetradic

#18043B #3B040C #273B04 #043B34

square

#18043B #3B040C #273B04 #043B34

split-complementary

#18043B #3B3404 #0C3B04

monochromatic

#0C021D #0C021D #18043B #2F0874 #470CAE

Accessibility & contrast

On white

18.76

#18043B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#18043B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18043B

18.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18043B	#FFFFFF	#000000	##FFFFFF
##18043B	1.00	18.76	1.12	18.76
#FFFFFF	18.76	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133C

Deuteranopia (green-blind)

#00113A

Tritanopia (blue-blind)

#0C1420

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #18043b;
/* rgb */ color: rgb(24, 4, 59);
/* oklch */ color: oklch(19.3% 0.097 291.7);

Tailwind

colors: {
  custom: {
    50: '#5a4772',
    500: '#18043b',
    950: '#000000',
  },
}

SCSS

$custom: #18043b;
$custom-light: #5a4772;
$custom-dark: #000000;

JSON

{
  "hex": "#18043b",
  "rgb": {
    "r": 24,
    "g": 4,
    "b": 59
  },
  "hsl": {
    "h": 261.818,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.19342,
    "c": 0.09662,
    "h": 291.7
  },
  "luminance": 0.00597
}

Semantic roles & 50–950 ramp

primary

#18043B

secondary

#5A7D1E

accent

#FD2AB1

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040008

muted

#79777B

Preview Lab

Preview with #18043B

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

Preview Lab → · Contrast checker → · Palette generator →