#042C09#042C09

#042C09 is a dark, moderate green. Relative luminance 0.018; OKLCH L 25.7% C 0.074 H 145.1°. Best body text is #FFFFFF at 15.34:1 contrast (WCAG AA passes).

Color values

HEX	#042C09
RGB	rgb(4, 44, 9)
HSL	hsl(128, 83%, 9%)
HSV	hsv(128, 91%, 17%)
CMYK	cmyk(90.9%, 0%, 79.5%, 82.7%)
CIE-LAB	lab(14.66, -22.60, 17.24)
CIE-LCH	lch(14.66, 28.42, 142.67°)
OKLab	oklab(25.69% -0.061 0.0425)
OKLCH	oklch(25.69% 0.074 145.1)
XYZ	xyz(1.0000, 1.8468, 0.5622)
Luminance	0.0185 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042C09 #2C0427

analogous

#132C04 #042C09 #042C1D

triadic

#042C09 #09042C #2C0904

tetradic

#042C09 #04132C #2C0427 #2C1D04

square

#042C09 #04132C #2C0427 #2C1D04

split-complementary

#042C09 #1D042C #2C0413

monochromatic

#031C06 #031C06 #042C09 #096414 #0E9C20

Accessibility & contrast

On white

15.34

#042C09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#042C09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042C09

15.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042C09	#FFFFFF	#000000	##FFFFFF
##042C09	1.00	15.34	1.37	15.34
#FFFFFF	15.34	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2705

Deuteranopia (green-blind)

#28240C

Tritanopia (blue-blind)

#002B25

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #042c09;
/* rgb */ color: rgb(4, 44, 9);
/* oklch */ color: oklch(25.7% 0.074 145.1);

Tailwind

colors: {
  custom: {
    50: '#4b664b',
    500: '#042c09',
    950: '#000000',
  },
}

SCSS

$custom: #042c09;
$custom-light: #4b664b;
$custom-dark: #000000;

JSON

{
  "hex": "#042c09",
  "rgb": {
    "r": 4,
    "g": 44,
    "b": 9
  },
  "hsl": {
    "h": 127.5,
    "s": 83.333,
    "l": 9.412
  },
  "oklch": {
    "l": 0.25686,
    "c": 0.07433,
    "h": 145.1
  },
  "luminance": 0.01847
}

Semantic roles & 50–950 ramp

primary

#042C09

secondary

#6F1D64

accent

#2EE0FA

background

#F4F6F4

surface

#E7EBE7

border

#C3C6C3

text

#010601

muted

#777A77

Preview Lab

Preview with #042C09

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

Preview Lab → · Contrast checker → · Palette generator →