#042F31#042F31

#042F31 is a dark, muted teal. Relative luminance 0.023; OKLCH L 27.9% C 0.045 H 199.7°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#042F31
RGB	rgb(4, 47, 49)
HSL	hsl(183, 85%, 10%)
HSV	hsv(183, 92%, 19%)
CMYK	cmyk(91.8%, 4.1%, 0%, 80.8%)
CIE-LAB	lab(16.89, -13.09, -5.39)
CIE-LCH	lch(16.89, 14.16, 202.36°)
OKLab	oklab(27.86% -0.0419 -0.015)
OKLCH	oklch(27.86% 0.045 199.7)
XYZ	xyz(1.6207, 2.2804, 3.2599)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042F31 #310604

analogous

#04311C #042F31 #041831

triadic

#042F31 #31042F #2F3104

tetradic

#042F31 #1C0431 #310604 #183104

square

#042F31 #1C0431 #310604 #183104

split-complementary

#042F31 #310418 #311C04

monochromatic

#021B1C #021B1C #042F31 #09656A #0D9CA2

Accessibility & contrast

On white

14.42

#042F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#042F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042F31

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042F31	#FFFFFF	#000000	##FFFFFF
##042F31	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2C31

Deuteranopia (green-blind)

#242831

Tritanopia (blue-blind)

#003130

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #042f31;
/* rgb */ color: rgb(4, 47, 49);
/* oklch */ color: oklch(27.9% 0.045 199.7);

Tailwind

colors: {
  custom: {
    50: '#4e6769',
    500: '#042f31',
    950: '#000000',
  },
}

SCSS

$custom: #042f31;
$custom-light: #4e6769;
$custom-dark: #000000;

JSON

{
  "hex": "#042f31",
  "rgb": {
    "r": 4,
    "g": 47,
    "b": 49
  },
  "hsl": {
    "h": 182.667,
    "s": 84.906,
    "l": 10.392
  },
  "oklch": {
    "l": 0.27861,
    "c": 0.04453,
    "h": 199.7
  },
  "luminance": 0.02281
}

Semantic roles & 50–950 ramp

primary

#042F31

secondary

#73211D

accent

#362DFB

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020606

muted

#787A7A

Preview Lab

Preview with #042F31

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

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