#043F37#043F37

#043F37 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.1% C 0.058 H 180.7°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#043F37
RGB	rgb(4, 63, 55)
HSL	hsl(172, 88%, 13%)
HSV	hsv(172, 94%, 25%)
CMYK	cmyk(93.7%, 0%, 12.7%, 75.3%)
CIE-LAB	lab(23.19, -19.89, -0.14)
CIE-LCH	lch(23.19, 19.90, 180.41°)
OKLab	oklab(33.07% -0.0576 -0.0007)
OKLCH	oklch(33.07% 0.058 180.7)
XYZ	xyz(2.5168, 3.8563, 4.2254)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043F37 #3F040C

analogous

#043F19 #043F37 #04293F

triadic

#043F37 #37043F #3F3704

tetradic

#043F37 #19043F #3F040C #293F04

square

#043F37 #19043F #3F040C #293F04

split-complementary

#043F37 #3F0429 #3F1904

monochromatic

#021D19 #021D19 #043F37 #087969 #0BB29B

Accessibility & contrast

On white

11.86

#043F37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#043F37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F37

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043F37	#FFFFFF	#000000	##FFFFFF
##043F37	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3A37

Deuteranopia (green-blind)

#343538

Tritanopia (blue-blind)

#00403D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #043f37;
/* rgb */ color: rgb(4, 63, 55);
/* oklch */ color: oklch(33.1% 0.058 180.7);

Tailwind

colors: {
  custom: {
    50: '#52746d',
    500: '#043f37',
    950: '#000000',
  },
}

SCSS

$custom: #043f37;
$custom-light: #52746d;
$custom-dark: #000000;

JSON

{
  "hex": "#043f37",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 55
  },
  "hsl": {
    "h": 171.864,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33065,
    "c": 0.05758,
    "h": 180.7
  },
  "luminance": 0.03857
}

Semantic roles & 50–950 ramp

primary

#043F37

secondary

#801E2C

accent

#2A46FE

background

#F4F7F6

surface

#E7EDEB

border

#C3C8C6

text

#030807

muted

#787B7A

Preview Lab

Preview with #043F37

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

Preview Lab → · Contrast checker → · Palette generator →