#043637#043637

#043637 is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.3% C 0.049 H 197.0°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#043637
RGB	rgb(4, 54, 55)
HSL	hsl(181, 86%, 12%)
HSV	hsv(181, 93%, 22%)
CMYK	cmyk(92.7%, 1.8%, 0%, 78.4%)
CIE-LAB	lab(19.80, -14.94, -5.16)
CIE-LCH	lch(19.80, 15.81, 199.05°)
OKLab	oklab(30.3% -0.047 -0.0144)
OKLCH	oklch(30.3% 0.049 197)
XYZ	xyz(2.0585, 2.9397, 4.0726)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043637 #370504

analogous

#04371F #043637 #041D37

triadic

#043637 #370436 #363704

tetradic

#043637 #1F0437 #370504 #1D3704

square

#043637 #1F0437 #370504 #1D3704

split-complementary

#043637 #37041D #371F04

monochromatic

#021C1D #021C1D #043637 #086E70 #0CA6A9

Accessibility & contrast

On white

13.22

#043637 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#043637 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043637

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043637	#FFFFFF	#000000	##FFFFFF
##043637	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313337

Deuteranopia (green-blind)

#2A2E37

Tritanopia (blue-blind)

#003836

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #043637;
/* rgb */ color: rgb(4, 54, 55);
/* oklch */ color: oklch(30.3% 0.049 197.0);

Tailwind

colors: {
  custom: {
    50: '#506d6d',
    500: '#043637',
    950: '#000000',
  },
}

SCSS

$custom: #043637;
$custom-light: #506d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#043637",
  "rgb": {
    "r": 4,
    "g": 54,
    "b": 55
  },
  "hsl": {
    "h": 181.176,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.303,
    "c": 0.04917,
    "h": 197
  },
  "luminance": 0.0294
}

Semantic roles & 50–950 ramp

primary

#043637

secondary

#79201E

accent

#2F2BFD

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020707

muted

#787A7A

Preview Lab

Preview with #043637

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

Preview Lab → · Contrast checker → · Palette generator →