#04312A#04312A

#04312A is a dark, muted teal. Relative luminance 0.024; OKLCH L 28.2% C 0.048 H 179.6°. Best body text is #FFFFFF at 14.21:1 contrast (WCAG AA passes).

Color values

HEX	#04312A
RGB	rgb(4, 49, 42)
HSL	hsl(171, 85%, 10%)
HSV	hsv(171, 92%, 19%)
CMYK	cmyk(91.8%, 0%, 14.3%, 80.8%)
CIE-LAB	lab(17.41, -16.78, 0.24)
CIE-LCH	lch(17.41, 16.78, 179.17°)
OKLab	oklab(28.2% -0.0484 0.0004)
OKLCH	oklch(28.2% 0.048 179.6)
XYZ	xyz(1.5661, 2.3894, 2.5687)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04312A #31040B

analogous

#043113 #04312A #042131

triadic

#04312A #2A0431 #312A04

tetradic

#04312A #130431 #31040B #213104

square

#04312A #130431 #31040B #213104

split-complementary

#04312A #310421 #311304

monochromatic

#021C18 #021C18 #04312A #096A5A #0DA28B

Accessibility & contrast

On white

14.21

#04312A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#04312A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04312A

14.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04312A	#FFFFFF	#000000	##FFFFFF
##04312A	1.00	14.21	1.48	14.21
#FFFFFF	14.21	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2D2A

Deuteranopia (green-blind)

#28292B

Tritanopia (blue-blind)

#00322F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #04312a;
/* rgb */ color: rgb(4, 49, 42);
/* oklch */ color: oklch(28.2% 0.048 179.6);

Tailwind

colors: {
  custom: {
    50: '#4d6963',
    500: '#04312a',
    950: '#000000',
  },
}

SCSS

$custom: #04312a;
$custom-light: #4d6963;
$custom-dark: #000000;

JSON

{
  "hex": "#04312a",
  "rgb": {
    "r": 4,
    "g": 49,
    "b": 42
  },
  "hsl": {
    "h": 170.667,
    "s": 84.906,
    "l": 10.392
  },
  "oklch": {
    "l": 0.28196,
    "c": 0.04837,
    "h": 179.6
  },
  "luminance": 0.0239
}

Semantic roles & 50–950 ramp

primary

#04312A

secondary

#731D2B

accent

#2D4DFB

background

#F4F6F5

surface

#E7EBEA

border

#C3C6C6

text

#020605

muted

#787A79

Preview Lab

Preview with #04312A

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

Preview Lab → · Contrast checker → · Palette generator →