#01181F#01181F

#01181F is a very dark, muted cyan. Relative luminance 0.008; OKLCH L 19.4% C 0.034 H 219.8°. Best body text is #FFFFFF at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#01181F
RGB	rgb(1, 24, 31)
HSL	hsl(194, 94%, 6%)
HSV	hsv(194, 97%, 12%)
CMYK	cmyk(96.8%, 22.6%, 0%, 87.8%)
CIE-LAB	lab(6.85, -5.51, -7.58)
CIE-LCH	lch(6.85, 9.38, 233.97°)
OKLab	oklab(19.38% -0.0258 -0.0215)
OKLCH	oklch(19.38% 0.034 219.8)
XYZ	xyz(0.5864, 0.7586, 1.4116)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01181F #1F0801

analogous

#011F17 #01181F #01091F

triadic

#01181F #1F0118 #181F01

tetradic

#01181F #17011F #1F0801 #091F01

square

#01181F #17011F #1F0801 #091F01

split-complementary

#01181F #1F0109 #1F1701

monochromatic

#01171E #01171E #01181F #03465A #057496

Accessibility & contrast

On white

18.23

#01181F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#01181F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01181F

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01181F	#FFFFFF	#000000	##FFFFFF
##01181F	1.00	18.23	1.15	18.23
#FFFFFF	18.23	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14171F

Deuteranopia (green-blind)

#0F141F

Tritanopia (blue-blind)

#001A1A

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #01181f;
/* rgb */ color: rgb(1, 24, 31);
/* oklch */ color: oklch(19.4% 0.034 219.8);

Tailwind

colors: {
  custom: {
    50: '#46545a',
    500: '#01181f',
    950: '#000000',
  },
}

SCSS

$custom: #01181f;
$custom-light: #46545a;
$custom-dark: #000000;

JSON

{
  "hex": "#01181f",
  "rgb": {
    "r": 1,
    "g": 24,
    "b": 31
  },
  "hsl": {
    "h": 194,
    "s": 93.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.19382,
    "c": 0.03364,
    "h": 219.8
  },
  "luminance": 0.00759
}

Semantic roles & 50–950 ramp

primary

#01181F

secondary

#672815

accent

#5B29FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #01181F

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

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