#043F3C#043F3C

#043F3C is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.056 H 189.4°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#043F3C
RGB	rgb(4, 63, 60)
HSL	hsl(177, 88%, 13%)
HSV	hsv(177, 94%, 25%)
CMYK	cmyk(93.7%, 0%, 4.8%, 75.3%)
CIE-LAB	lab(23.36, -18.18, -3.22)
CIE-LCH	lch(23.36, 18.46, 190.05°)
OKLab	oklab(33.26% -0.0548 -0.0091)
OKLCH	oklch(33.26% 0.056 189.4)
XYZ	xyz(2.6428, 3.9067, 4.8889)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043F3C #3F0407

analogous

#043F1E #043F3C #04243F

triadic

#043F3C #3C043F #3F3C04

tetradic

#043F3C #1E043F #3F0407 #243F04

square

#043F3C #1E043F #3F0407 #243F04

split-complementary

#043F3C #3F0424 #3F1E04

monochromatic

#021D1B #021D1B #043F3C #087973 #0BB2AA

Accessibility & contrast

On white

11.79

#043F3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#043F3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F3C

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043F3C	#FFFFFF	#000000	##FFFFFF
##043F3C	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3B3C

Deuteranopia (green-blind)

#33353C

Tritanopia (blue-blind)

#00413E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #043f3c;
/* rgb */ color: rgb(4, 63, 60);
/* oklch */ color: oklch(33.3% 0.056 189.4);

Tailwind

colors: {
  custom: {
    50: '#527471',
    500: '#043f3c',
    950: '#000000',
  },
}

SCSS

$custom: #043f3c;
$custom-light: #527471;
$custom-dark: #000000;

JSON

{
  "hex": "#043f3c",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 60
  },
  "hsl": {
    "h": 176.949,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.3326,
    "c": 0.05553,
    "h": 189.4
  },
  "luminance": 0.03907
}

Semantic roles & 50–950 ramp

primary

#043F3C

secondary

#801E23

accent

#2A34FE

background

#F5F7F6

surface

#E8EDEC

border

#C4C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #043F3C

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

Preview Lab → · Contrast checker → · Palette generator →