#023839#023839

#023839 is a dark, muted teal. Relative luminance 0.031; OKLCH L 30.9% C 0.052 H 196.8°. Best body text is #FFFFFF at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#023839
RGB	rgb(2, 56, 57)
HSL	hsl(181, 93%, 12%)
HSV	hsv(181, 96%, 22%)
CMYK	cmyk(96.5%, 1.8%, 0%, 77.6%)
CIE-LAB	lab(20.58, -15.68, -5.35)
CIE-LCH	lch(20.58, 16.57, 198.86°)
OKLab	oklab(30.95% -0.0493 -0.0149)
OKLCH	oklch(30.95% 0.052 196.8)
XYZ	xyz(2.1774, 3.1364, 4.3607)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#023839 #390302

analogous

#02391F #023839 #021D39

triadic

#023839 #390238 #383902

tetradic

#023839 #1F0239 #390302 #1D3902

square

#023839 #1F0239 #390302 #1D3902

split-complementary

#023839 #39021D #391F02

monochromatic

#011D1E #011D1E #023839 #047274 #06ACAF

Accessibility & contrast

On white

12.90

#023839 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#023839 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #023839

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##023839	#FFFFFF	#000000	##FFFFFF
##023839	1.00	12.90	1.63	12.90
#FFFFFF	12.90	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333539

Deuteranopia (green-blind)

#2C2F39

Tritanopia (blue-blind)

#003A38

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #023839;
/* rgb */ color: rgb(2, 56, 57);
/* oklch */ color: oklch(30.9% 0.052 196.8);

Tailwind

colors: {
  custom: {
    50: '#506f6f',
    500: '#023839',
    950: '#000000',
  },
}

SCSS

$custom: #023839;
$custom-light: #506f6f;
$custom-dark: #000000;

JSON

{
  "hex": "#023839",
  "rgb": {
    "r": 2,
    "g": 56,
    "b": 57
  },
  "hsl": {
    "h": 181.091,
    "s": 93.22,
    "l": 11.569
  },
  "oklch": {
    "l": 0.30946,
    "c": 0.05153,
    "h": 196.8
  },
  "luminance": 0.03137
}

Semantic roles & 50–950 ramp

primary

#023839

secondary

#7D1C1A

accent

#2D29FF

background

#F4F6F6

surface

#E7ECEC

border

#C3C7C7

text

#020707

muted

#787A7A

Preview Lab

Preview with #023839

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

Preview Lab → · Contrast checker → · Palette generator →