#01131F#01131F

#01131F is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 17.7% C 0.037 H 237.5°. Best body text is #FFFFFF at 18.85:1 contrast (WCAG AA passes).

Color values

HEX	#01131F
RGB	rgb(1, 19, 31)
HSL	hsl(204, 94%, 6%)
HSV	hsv(204, 97%, 12%)
CMYK	cmyk(96.8%, 38.7%, 0%, 87.8%)
CIE-LAB	lab(5.16, -2.06, -10.15)
CIE-LCH	lch(5.16, 10.36, 258.55°)
OKLab	oklab(17.74% -0.0197 -0.0308)
OKLCH	oklch(17.74% 0.037 237.5)
XYZ	xyz(0.4926, 0.5711, 1.3803)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01131F #1F0D01

analogous

#011F1C #01131F #01041F

triadic

#01131F #1F0113 #131F01

tetradic

#01131F #1C011F #1F0D01 #041F01

square

#01131F #1C011F #1F0D01 #041F01

split-complementary

#01131F #1F0104 #1F1C01

monochromatic

#01121E #01121E #01131F #03375A #055C96

Accessibility & contrast

On white

18.85

#01131F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#01131F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01131F

18.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01131F	#FFFFFF	#000000	##FFFFFF
##01131F	1.00	18.85	1.11	18.85
#FFFFFF	18.85	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D1320

Deuteranopia (green-blind)

#09101F

Tritanopia (blue-blind)

#001617

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #01131f;
/* rgb */ color: rgb(1, 19, 31);
/* oklch */ color: oklch(17.7% 0.037 237.5);

Tailwind

colors: {
  custom: {
    50: '#46505a',
    500: '#01131f',
    950: '#000000',
  },
}

SCSS

$custom: #01131f;
$custom-light: #46505a;
$custom-dark: #000000;

JSON

{
  "hex": "#01131f",
  "rgb": {
    "r": 1,
    "g": 19,
    "b": 31
  },
  "hsl": {
    "h": 204,
    "s": 93.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.17735,
    "c": 0.03657,
    "h": 237.5
  },
  "luminance": 0.00571
}

Semantic roles & 50–950 ramp

primary

#01131F

secondary

#673615

accent

#7E29FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #01131F

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

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