#08181F#08181F

#08181F is a very dark, muted cyan. Relative luminance 0.008; OKLCH L 19.9% C 0.026 H 228.4°. Best body text is #FFFFFF at 18.09:1 contrast (WCAG AA passes).

Color values

HEX	#08181F
RGB	rgb(8, 24, 31)
HSL	hsl(198, 59%, 8%)
HSV	hsv(198, 74%, 12%)
CMYK	cmyk(74.2%, 22.6%, 0%, 87.8%)
CIE-LAB	lab(7.26, -3.69, -6.92)
CIE-LCH	lch(7.26, 7.84, 241.97°)
OKLab	oklab(19.86% -0.0172 -0.0194)
OKLCH	oklch(19.86% 0.026 228.4)
XYZ	xyz(0.6740, 0.8038, 1.4157)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#08181F #1F0F08

analogous

#081F1A #08181F #080C1F

triadic

#08181F #1F0818 #181F08

tetradic

#08181F #1A081F #1F0F08 #0C1F08

square

#08181F #1A081F #1F0F08 #0C1F08

split-complementary

#08181F #1F080C #1F1A08

monochromatic

#061318 #061318 #08181F #153E50 #216380

Accessibility & contrast

On white

18.09

#08181F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#08181F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #08181F

18.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##08181F	#FFFFFF	#000000	##FFFFFF
##08181F	1.00	18.09	1.16	18.09
#FFFFFF	18.09	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14171F

Deuteranopia (green-blind)

#11151F

Tritanopia (blue-blind)

#001A1A

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #08181f;
/* rgb */ color: rgb(8, 24, 31);
/* oklch */ color: oklch(19.9% 0.026 228.4);

Tailwind

colors: {
  custom: {
    50: '#4a545a',
    500: '#08181f',
    950: '#000000',
  },
}

SCSS

$custom: #08181f;
$custom-light: #4a545a;
$custom-dark: #000000;

JSON

{
  "hex": "#08181f",
  "rgb": {
    "r": 8,
    "g": 24,
    "b": 31
  },
  "hsl": {
    "h": 198.261,
    "s": 58.974,
    "l": 7.647
  },
  "oklch": {
    "l": 0.19863,
    "c": 0.02592,
    "h": 228.4
  },
  "luminance": 0.00804
}

Semantic roles & 50–950 ramp

primary

#08181F

secondary

#5C3726

accent

#7546E2

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010203

muted

#777878

Preview Lab

Preview with #08181F

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

Preview Lab → · Contrast checker → · Palette generator →