#18331D#18331D

#18331D is a dark, muted green. Relative luminance 0.027; OKLCH L 29.3% C 0.052 H 148.5°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#18331D
RGB	rgb(24, 51, 29)
HSL	hsl(131, 36%, 15%)
HSV	hsv(131, 53%, 20%)
CMYK	cmyk(52.9%, 0%, 43.1%, 80%)
CIE-LAB	lab(18.59, -16.24, 10.85)
CIE-LCH	lch(18.59, 19.53, 146.26°)
OKLab	oklab(29.25% -0.0442 0.0271)
OKLCH	oklch(29.25% 0.052 148.5)
XYZ	xyz(1.7822, 2.6504, 1.5798)
Luminance	0.0265 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 9.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18331D #33182E

analogous

#213318 #18331D #18332B

triadic

#18331D #1D1833 #331D18

tetradic

#18331D #182133 #33182E #332B18

square

#18331D #182133 #33182E #332B18

split-complementary

#18331D #2B1833 #331821

monochromatic

#0A150C #0A150C #18331D #2C5D35 #3F864C

Accessibility & contrast

On white

13.72

#18331D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#18331D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18331D

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18331D	#FFFFFF	#000000	##FFFFFF
##18331D	1.00	13.72	1.53	13.72
#FFFFFF	13.72	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342F1C

Deuteranopia (green-blind)

#302C1E

Tritanopia (blue-blind)

#13322D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #18331d;
/* rgb */ color: rgb(24, 51, 29);
/* oklch */ color: oklch(29.3% 0.052 148.5);

Tailwind

colors: {
  custom: {
    50: '#576b59',
    500: '#18331d',
    950: '#000000',
  },
}

SCSS

$custom: #18331d;
$custom-light: #576b59;
$custom-dark: #000000;

JSON

{
  "hex": "#18331d",
  "rgb": {
    "r": 24,
    "g": 51,
    "b": 29
  },
  "hsl": {
    "h": 131.111,
    "s": 36,
    "l": 14.706
  },
  "oklch": {
    "l": 0.29251,
    "c": 0.05184,
    "h": 148.5
  },
  "luminance": 0.02651
}

Semantic roles & 50–950 ramp

primary

#18331D

secondary

#683E61

accent

#5CB7CC

background

#F5F6F5

surface

#E9EBE9

border

#C5C6C5

text

#030603

muted

#787A78

Preview Lab

Preview with #18331D

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

Preview Lab → · Contrast checker → · Palette generator →