#042F2B#042F2B

#042F2B is a dark, muted teal. Relative luminance 0.022; OKLCH L 27.6% C 0.046 H 185.6°. Best body text is #FFFFFF at 14.52:1 contrast (WCAG AA passes).

Color values

HEX	#042F2B
RGB	rgb(4, 47, 43)
HSL	hsl(174, 84%, 10%)
HSV	hsv(174, 91%, 18%)
CMYK	cmyk(91.5%, 0%, 8.5%, 81.6%)
CIE-LAB	lab(16.67, -15.32, -1.54)
CIE-LCH	lch(16.67, 15.40, 185.75°)
OKLab	oklab(27.6% -0.0453 -0.0044)
OKLCH	oklch(27.6% 0.046 185.6)
XYZ	xyz(1.5024, 2.2331, 2.6369)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042F2B #2F0408

analogous

#042F16 #042F2B #041D2F

triadic

#042F2B #2B042F #2F2B04

tetradic

#042F2B #16042F #2F0408 #1D2F04

square

#042F2B #16042F #2F0408 #1D2F04

split-complementary

#042F2B #2F041D #2F1604

monochromatic

#021C1A #021C1A #042F2B #09675F #0EA092

Accessibility & contrast

On white

14.52

#042F2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#042F2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042F2B

14.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042F2B	#FFFFFF	#000000	##FFFFFF
##042F2B	1.00	14.52	1.45	14.52
#FFFFFF	14.52	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2C2B

Deuteranopia (green-blind)

#26272B

Tritanopia (blue-blind)

#00302E

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #042f2b;
/* rgb */ color: rgb(4, 47, 43);
/* oklch */ color: oklch(27.6% 0.046 185.6);

Tailwind

colors: {
  custom: {
    50: '#4d6864',
    500: '#042f2b',
    950: '#000000',
  },
}

SCSS

$custom: #042f2b;
$custom-light: #4d6864;
$custom-dark: #000000;

JSON

{
  "hex": "#042f2b",
  "rgb": {
    "r": 4,
    "g": 47,
    "b": 43
  },
  "hsl": {
    "h": 174.419,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.27599,
    "c": 0.04554,
    "h": 185.6
  },
  "luminance": 0.02233
}

Semantic roles & 50–950 ramp

primary

#042F2B

secondary

#721D25

accent

#2D40FB

background

#F4F6F5

surface

#E7EBEA

border

#C3C6C6

text

#020605

muted

#787A79

Preview Lab

Preview with #042F2B

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

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