#042D1B#042D1B

#042D1B is a dark, muted teal. Relative luminance 0.020; OKLCH L 26.4% C 0.056 H 159.5°. Best body text is #FFFFFF at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#042D1B
RGB	rgb(4, 45, 27)
HSL	hsl(154, 84%, 10%)
HSV	hsv(154, 91%, 18%)
CMYK	cmyk(91.1%, 0%, 40%, 82.4%)
CIE-LAB	lab(15.39, -19.33, 7.75)
CIE-LCH	lch(15.39, 20.82, 158.14°)
OKLab	oklab(26.39% -0.0525 0.0196)
OKLCH	oklch(26.39% 0.056 159.5)
XYZ	xyz(1.1862, 1.9816, 1.3567)
Luminance	0.0198 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 11.51

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042D1B #2D0416

analogous

#042D07 #042D1B #042B2D

triadic

#042D1B #1B042D #2D1B04

tetradic

#042D1B #07042D #2D0416 #2B2D04

square

#042D1B #07042D #2D0416 #2B2D04

split-complementary

#042D1B #2D042B #2D0704

monochromatic

#021C11 #021C11 #042D1B #09653D #0E9D5E

Accessibility & contrast

On white

15.04

#042D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#042D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042D1B

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042D1B	#FFFFFF	#000000	##FFFFFF
##042D1B	1.00	15.04	1.40	15.04
#FFFFFF	15.04	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C291A

Deuteranopia (green-blind)

#27251C

Tritanopia (blue-blind)

#002D28

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #042d1b;
/* rgb */ color: rgb(4, 45, 27);
/* oklch */ color: oklch(26.4% 0.056 159.5);

Tailwind

colors: {
  custom: {
    50: '#4b6657',
    500: '#042d1b',
    950: '#000000',
  },
}

SCSS

$custom: #042d1b;
$custom-light: #4b6657;
$custom-dark: #000000;

JSON

{
  "hex": "#042d1b",
  "rgb": {
    "r": 4,
    "g": 45,
    "b": 27
  },
  "hsl": {
    "h": 153.659,
    "s": 83.673,
    "l": 9.608
  },
  "oklch": {
    "l": 0.26394,
    "c": 0.056,
    "h": 159.5
  },
  "luminance": 0.01982
}

Semantic roles & 50–950 ramp

primary

#042D1B

secondary

#701D41

accent

#2E87FA

background

#F4F6F5

surface

#E7EBE9

border

#C3C6C5

text

#010603

muted

#777A78

Preview Lab

Preview with #042D1B

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

Preview Lab → · Contrast checker → · Palette generator →