#042B17#042B17

#042B17 is a dark, muted green. Relative luminance 0.018; OKLCH L 25.6% C 0.057 H 156.1°. Best body text is #FFFFFF at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#042B17
RGB	rgb(4, 43, 23)
HSL	hsl(149, 83%, 9%)
HSV	hsv(149, 91%, 17%)
CMYK	cmyk(90.7%, 0%, 46.5%, 83.1%)
CIE-LAB	lab(14.49, -19.40, 9.27)
CIE-LCH	lch(14.49, 21.50, 154.46°)
OKLab	oklab(25.62% -0.0524 0.0232)
OKLCH	oklch(25.62% 0.057 156.1)
XYZ	xyz(1.0685, 1.8153, 1.1045)
Luminance	0.0181 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 11.01

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042B17 #2B0418

analogous

#042B04 #042B17 #042B2B

triadic

#042B17 #17042B #2B1704

tetradic

#042B17 #04042B #2B0418 #2B2B04

square

#042B17 #04042B #2B0418 #2B2B04

split-complementary

#042B17 #2B042B #2B0404

monochromatic

#031C0F #031C0F #042B17 #096335 #0E9B53

Accessibility & contrast

On white

15.41

#042B17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#042B17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042B17

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042B17	#FFFFFF	#000000	##FFFFFF
##042B17	1.00	15.41	1.36	15.41
#FFFFFF	15.41	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2716

Deuteranopia (green-blind)

#262318

Tritanopia (blue-blind)

#002B26

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #042b17;
/* rgb */ color: rgb(4, 43, 23);
/* oklch */ color: oklch(25.6% 0.057 156.1);

Tailwind

colors: {
  custom: {
    50: '#4a6554',
    500: '#042b17',
    950: '#000000',
  },
}

SCSS

$custom: #042b17;
$custom-light: #4a6554;
$custom-dark: #000000;

JSON

{
  "hex": "#042b17",
  "rgb": {
    "r": 4,
    "g": 43,
    "b": 23
  },
  "hsl": {
    "h": 149.231,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.25618,
    "c": 0.05728,
    "h": 156.1
  },
  "luminance": 0.01815
}

Semantic roles & 50–950 ramp

primary

#042B17

secondary

#6E1D46

accent

#2E96F9

background

#F4F6F4

surface

#E7EBE7

border

#C3C6C3

text

#010502

muted

#777A78

Preview Lab

Preview with #042B17

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

Preview Lab → · Contrast checker → · Palette generator →