#043F3A#043F3A

#043F3A is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.2% C 0.056 H 185.8°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#043F3A
RGB	rgb(4, 63, 58)
HSL	hsl(175, 88%, 13%)
HSV	hsv(175, 94%, 25%)
CMYK	cmyk(93.7%, 0%, 7.9%, 75.3%)
CIE-LAB	lab(23.29, -18.88, -1.99)
CIE-LCH	lch(23.29, 18.98, 186.03°)
OKLab	oklab(33.18% -0.0559 -0.0057)
OKLCH	oklch(33.18% 0.056 185.8)
XYZ	xyz(2.5909, 3.8860, 4.6157)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043F3A #3F0409

analogous

#043F1C #043F3A #04263F

triadic

#043F3A #3A043F #3F3A04

tetradic

#043F3A #1C043F #3F0409 #263F04

square

#043F3A #1C043F #3F0409 #263F04

split-complementary

#043F3A #3F0426 #3F1C04

monochromatic

#021D1A #021D1A #043F3A #08796F #0BB2A4

Accessibility & contrast

On white

11.82

#043F3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#043F3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F3A

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043F3A	#FFFFFF	#000000	##FFFFFF
##043F3A	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3B3A

Deuteranopia (green-blind)

#33353B

Tritanopia (blue-blind)

#00413D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #043f3a;
/* rgb */ color: rgb(4, 63, 58);
/* oklch */ color: oklch(33.2% 0.056 185.8);

Tailwind

colors: {
  custom: {
    50: '#527470',
    500: '#043f3a',
    950: '#000000',
  },
}

SCSS

$custom: #043f3a;
$custom-light: #527470;
$custom-dark: #000000;

JSON

{
  "hex": "#043f3a",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 58
  },
  "hsl": {
    "h": 174.915,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.3318,
    "c": 0.05619,
    "h": 185.8
  },
  "luminance": 0.03886
}

Semantic roles & 50–950 ramp

primary

#043F3A

secondary

#801E27

accent

#2A3CFE

background

#F5F7F6

surface

#E8EDEC

border

#C4C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #043F3A

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

Preview Lab → · Contrast checker → · Palette generator →