#043F3E#043F3E

#043F3E is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.055 H 193.0°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#043F3E
RGB	rgb(4, 63, 62)
HSL	hsl(179, 88%, 13%)
HSV	hsv(179, 94%, 25%)
CMYK	cmyk(93.7%, 0%, 1.6%, 75.3%)
CIE-LAB	lab(23.43, -17.47, -4.45)
CIE-LCH	lch(23.43, 18.03, 194.28°)
OKLab	oklab(33.34% -0.0537 -0.0124)
OKLCH	oklch(33.34% 0.055 193)
XYZ	xyz(2.6967, 3.9283, 5.1726)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043F3E #3F0405

analogous

#043F20 #043F3E #04223F

triadic

#043F3E #3E043F #3F3E04

tetradic

#043F3E #20043F #3F0405 #223F04

square

#043F3E #20043F #3F0405 #223F04

split-complementary

#043F3E #3F0422 #3F2004

monochromatic

#021D1C #021D1C #043F3E #087977 #0BB2AF

Accessibility & contrast

On white

11.76

#043F3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#043F3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F3E

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043F3E	#FFFFFF	#000000	##FFFFFF
##043F3E	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3B3E

Deuteranopia (green-blind)

#32353E

Tritanopia (blue-blind)

#00413F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #043f3e;
/* rgb */ color: rgb(4, 63, 62);
/* oklch */ color: oklch(33.3% 0.055 193.0);

Tailwind

colors: {
  custom: {
    50: '#537473',
    500: '#043f3e',
    950: '#000000',
  },
}

SCSS

$custom: #043f3e;
$custom-light: #537473;
$custom-dark: #000000;

JSON

{
  "hex": "#043f3e",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 62
  },
  "hsl": {
    "h": 178.983,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33343,
    "c": 0.05511,
    "h": 193
  },
  "luminance": 0.03929
}

Semantic roles & 50–950 ramp

primary

#043F3E

secondary

#801E20

accent

#2A2DFE

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #043F3E

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

Preview Lab → · Contrast checker → · Palette generator →