#01151F#01151F

#01151F is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 18.4% C 0.035 H 230.8°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#01151F
RGB	rgb(1, 21, 31)
HSL	hsl(200, 94%, 6%)
HSV	hsv(200, 97%, 12%)
CMYK	cmyk(96.8%, 32.3%, 0%, 87.8%)
CIE-LAB	lab(5.80, -3.36, -9.19)
CIE-LCH	lch(5.80, 9.78, 249.94°)
OKLab	oklab(18.39% -0.0221 -0.0271)
OKLCH	oklch(18.39% 0.035 230.8)
XYZ	xyz(0.5279, 0.6416, 1.3921)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01151F #1F0B01

analogous

#011F1A #01151F #01061F

triadic

#01151F #1F0115 #151F01

tetradic

#01151F #1A011F #1F0B01 #061F01

square

#01151F #1A011F #1F0B01 #061F01

split-complementary

#01151F #1F0106 #1F1A01

monochromatic

#01141E #01141E #01151F #033D5A #056596

Accessibility & contrast

On white

18.61

#01151F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#01151F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01151F

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01151F	#FFFFFF	#000000	##FFFFFF
##01151F	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10151F

Deuteranopia (green-blind)

#0B111F

Tritanopia (blue-blind)

#001818

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #01151f;
/* rgb */ color: rgb(1, 21, 31);
/* oklch */ color: oklch(18.4% 0.035 230.8);

Tailwind

colors: {
  custom: {
    50: '#46525a',
    500: '#01151f',
    950: '#000000',
  },
}

SCSS

$custom: #01151f;
$custom-light: #46525a;
$custom-dark: #000000;

JSON

{
  "hex": "#01151f",
  "rgb": {
    "r": 1,
    "g": 21,
    "b": 31
  },
  "hsl": {
    "h": 200,
    "s": 93.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.1839,
    "c": 0.03495,
    "h": 230.8
  },
  "luminance": 0.00642
}

Semantic roles & 50–950 ramp

primary

#01151F

secondary

#673015

accent

#7029FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #01151F

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

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