#043537#043537

#043537 is a dark, muted teal. Relative luminance 0.028; OKLCH L 30.0% C 0.049 H 199.2°. Best body text is #FFFFFF at 13.38:1 contrast (WCAG AA passes).

Color values

HEX	#043537
RGB	rgb(4, 53, 55)
HSL	hsl(182, 86%, 12%)
HSV	hsv(182, 93%, 22%)
CMYK	cmyk(92.7%, 3.6%, 0%, 78.4%)
CIE-LAB	lab(19.42, -14.36, -5.73)
CIE-LCH	lch(19.42, 15.46, 201.74°)
OKLab	oklab(29.99% -0.0458 -0.0159)
OKLCH	oklch(29.99% 0.049 199.2)
XYZ	xyz(2.0124, 2.8476, 4.0573)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043537 #370604

analogous

#043720 #043537 #041C37

triadic

#043537 #370435 #353704

tetradic

#043537 #200437 #370604 #1C3704

square

#043537 #200437 #370604 #1C3704

split-complementary

#043537 #37041C #372004

monochromatic

#021B1D #021B1D #043537 #086C70 #0CA3A9

Accessibility & contrast

On white

13.38

#043537 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#043537 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043537

13.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043537	#FFFFFF	#000000	##FFFFFF
##043537	1.00	13.38	1.57	13.38
#FFFFFF	13.38	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303237

Deuteranopia (green-blind)

#292D37

Tritanopia (blue-blind)

#003735

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #043537;
/* rgb */ color: rgb(4, 53, 55);
/* oklch */ color: oklch(30.0% 0.049 199.2);

Tailwind

colors: {
  custom: {
    50: '#506c6d',
    500: '#043537',
    950: '#000000',
  },
}

SCSS

$custom: #043537;
$custom-light: #506c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#043537",
  "rgb": {
    "r": 4,
    "g": 53,
    "b": 55
  },
  "hsl": {
    "h": 182.353,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.29993,
    "c": 0.04854,
    "h": 199.2
  },
  "luminance": 0.02848
}

Semantic roles & 50–950 ramp

primary

#043537

secondary

#79211E

accent

#332BFD

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020707

muted

#787A7A

Preview Lab

Preview with #043537

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

Preview Lab → · Contrast checker → · Palette generator →