#043731#043731

#043731 is a dark, muted teal. Relative luminance 0.030; OKLCH L 30.4% C 0.052 H 182.8°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#043731
RGB	rgb(4, 55, 49)
HSL	hsl(173, 86%, 12%)
HSV	hsv(173, 93%, 22%)
CMYK	cmyk(92.7%, 0%, 10.9%, 78.4%)
CIE-LAB	lab(19.96, -17.66, -0.83)
CIE-LCH	lch(19.96, 17.68, 182.69°)
OKLab	oklab(30.36% -0.0516 -0.0025)
OKLCH	oklch(30.36% 0.052 182.8)
XYZ	xyz(1.9704, 2.9797, 3.3764)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043731 #37040A

analogous

#043718 #043731 #042437

triadic

#043731 #310437 #373104

tetradic

#043731 #180437 #37040A #243704

square

#043731 #180437 #37040A #243704

split-complementary

#043731 #370424 #371804

monochromatic

#021D19 #021D19 #043731 #087064 #0CA997

Accessibility & contrast

On white

13.16

#043731 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#043731 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043731

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043731	#FFFFFF	#000000	##FFFFFF
##043731	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343331

Deuteranopia (green-blind)

#2D2E32

Tritanopia (blue-blind)

#003835

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #043731;
/* rgb */ color: rgb(4, 55, 49);
/* oklch */ color: oklch(30.4% 0.052 182.8);

Tailwind

colors: {
  custom: {
    50: '#4f6e69',
    500: '#043731',
    950: '#000000',
  },
}

SCSS

$custom: #043731;
$custom-light: #4f6e69;
$custom-dark: #000000;

JSON

{
  "hex": "#043731",
  "rgb": {
    "r": 4,
    "g": 55,
    "b": 49
  },
  "hsl": {
    "h": 172.941,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.3036,
    "c": 0.05164,
    "h": 182.8
  },
  "luminance": 0.0298
}

Semantic roles & 50–950 ramp

primary

#043731

secondary

#791E29

accent

#2B44FD

background

#F4F6F6

surface

#E7ECEB

border

#C3C7C6

text

#020706

muted

#787A7A

Preview Lab

Preview with #043731

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

Preview Lab → · Contrast checker → · Palette generator →