#183B17#183B17

#183B17 is a dark, moderate green. Relative luminance 0.034; OKLCH L 31.6% C 0.073 H 143.1°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#183B17
RGB	rgb(24, 59, 23)
HSL	hsl(118, 44%, 16%)
HSV	hsv(118, 61%, 23%)
CMYK	cmyk(59.3%, 0%, 61%, 76.9%)
CIE-LAB	lab(21.52, -21.53, 18.36)
CIE-LCH	lch(21.52, 28.30, 139.54°)
OKLab	oklab(31.62% -0.0586 0.044)
OKLCH	oklch(31.62% 0.073 143.1)
XYZ	xyz(2.0952, 3.3838, 1.3532)
Luminance	0.0338 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183B17 #3A173B

analogous

#2A3B17 #183B17 #173B28

triadic

#183B17 #17183B #3B1718

tetradic

#183B17 #172A3B #3A173B #3B2817

square

#183B17 #172A3B #3A173B #3B2817

split-complementary

#183B17 #28173B #3B172A

monochromatic

#091609 #091609 #183B17 #2A6728 #3C9339

Accessibility & contrast

On white

12.52

#183B17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#183B17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183B17

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183B17	#FFFFFF	#000000	##FFFFFF
##183B17	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3614

Deuteranopia (green-blind)

#38321A

Tritanopia (blue-blind)

#133933

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #183b17;
/* rgb */ color: rgb(24, 59, 23);
/* oklch */ color: oklch(31.6% 0.073 143.1);

Tailwind

colors: {
  custom: {
    50: '#587155',
    500: '#183b17',
    950: '#000000',
  },
}

SCSS

$custom: #183b17;
$custom-light: #587155;
$custom-dark: #000000;

JSON

{
  "hex": "#183b17",
  "rgb": {
    "r": 24,
    "g": 59,
    "b": 23
  },
  "hsl": {
    "h": 118.333,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.31616,
    "c": 0.07326,
    "h": 143.1
  },
  "luminance": 0.03384
}

Semantic roles & 50–950 ramp

primary

#183B17

secondary

#703C72

accent

#54D4D0

background

#F5F6F4

surface

#E9ECE8

border

#C5C7C4

text

#030703

muted

#787A78

Preview Lab

Preview with #183B17

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

Preview Lab → · Contrast checker → · Palette generator →