#18083A#18083A

#18083A is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.9% C 0.089 H 290.6°. Best body text is #FFFFFF at 18.51:1 contrast (WCAG AA passes).

Color values

HEX	#18083A
RGB	rgb(24, 8, 58)
HSL	hsl(259, 76%, 13%)
HSV	hsv(259, 86%, 23%)
CMYK	cmyk(58.6%, 86.2%, 0%, 77.3%)
CIE-LAB	lab(6.08, 22.11, -28.79)
CIE-LCH	lch(6.08, 36.30, 307.53°)
OKLab	oklab(19.91% 0.0314 -0.0836)
OKLCH	oklch(19.91% 0.089 290.6)
XYZ	xyz(1.2270, 0.6733, 4.0675)
Luminance	0.0067 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18083A #2A3A08

analogous

#08113A #18083A #31083A

triadic

#18083A #3A1808 #083A18

tetradic

#18083A #3A0811 #2A3A08 #083A31

square

#18083A #3A0811 #2A3A08 #083A31

split-complementary

#18083A #3A3108 #113A08

monochromatic

#0B041B #0B041B #18083A #2E0F70 #4517A6

Accessibility & contrast

On white

18.51

#18083A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#18083A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18083A

18.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18083A	#FFFFFF	#000000	##FFFFFF
##18083A	1.00	18.51	1.13	18.51
#FFFFFF	18.51	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143B

Deuteranopia (green-blind)

#001239

Tritanopia (blue-blind)

#0C1620

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #18083a;
/* rgb */ color: rgb(24, 8, 58);
/* oklch */ color: oklch(19.9% 0.089 290.6);

Tailwind

colors: {
  custom: {
    50: '#594971',
    500: '#18083a',
    950: '#000000',
  },
}

SCSS

$custom: #18083a;
$custom-light: #594971;
$custom-dark: #000000;

JSON

{
  "hex": "#18083a",
  "rgb": {
    "r": 24,
    "g": 8,
    "b": 58
  },
  "hsl": {
    "h": 259.2,
    "s": 75.758,
    "l": 12.941
  },
  "oklch": {
    "l": 0.19908,
    "c": 0.08927,
    "h": 290.6
  },
  "luminance": 0.00673
}

Semantic roles & 50–950 ramp

primary

#18083A

secondary

#5E7925

accent

#F235B6

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040107

muted

#79777A

Preview Lab

Preview with #18083A

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

Preview Lab → · Contrast checker → · Palette generator →