#043E3F#043E3F

#043E3F is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.1% C 0.054 H 196.7°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#043E3F
RGB	rgb(4, 62, 63)
HSL	hsl(181, 88%, 13%)
HSV	hsv(181, 94%, 25%)
CMYK	cmyk(93.7%, 1.6%, 0%, 75.3%)
CIE-LAB	lab(23.10, -16.55, -5.61)
CIE-LCH	lch(23.10, 17.47, 198.73°)
OKLab	oklab(33.08% -0.052 -0.0156)
OKLCH	oklch(33.08% 0.054 196.7)
XYZ	xyz(2.6695, 3.8296, 5.3002)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043E3F #3F0504

analogous

#043F22 #043E3F #04203F

triadic

#043E3F #3F043E #3E3F04

tetradic

#043E3F #22043F #3F0504 #203F04

square

#043E3F #22043F #3F0504 #203F04

split-complementary

#043E3F #3F0420 #3F2204

monochromatic

#021C1D #021C1D #043E3F #087779 #0BAFB2

Accessibility & contrast

On white

11.89

#043E3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#043E3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043E3F

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043E3F	#FFFFFF	#000000	##FFFFFF
##043E3F	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3F

Deuteranopia (green-blind)

#31353F

Tritanopia (blue-blind)

#00413E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #043e3f;
/* rgb */ color: rgb(4, 62, 63);
/* oklch */ color: oklch(33.1% 0.054 196.7);

Tailwind

colors: {
  custom: {
    50: '#537374',
    500: '#043e3f',
    950: '#000000',
  },
}

SCSS

$custom: #043e3f;
$custom-light: #537374;
$custom-dark: #000000;

JSON

{
  "hex": "#043e3f",
  "rgb": {
    "r": 4,
    "g": 62,
    "b": 63
  },
  "hsl": {
    "h": 181.017,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33084,
    "c": 0.05431,
    "h": 196.7
  },
  "luminance": 0.0383
}

Semantic roles & 50–950 ramp

primary

#043E3F

secondary

#80201E

accent

#2D2AFE

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #043E3F

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

Preview Lab → · Contrast checker → · Palette generator →