#18400B#18400B

#18400B is a dark, moderate green. Relative luminance 0.039; OKLCH L 33.0% C 0.092 H 139.3°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#18400B
RGB	rgb(24, 64, 11)
HSL	hsl(105, 71%, 15%)
HSV	hsv(105, 83%, 25%)
CMYK	cmyk(62.5%, 0%, 82.8%, 74.9%)
CIE-LAB	lab(23.29, -25.34, 26.61)
CIE-LCH	lch(23.29, 36.75, 133.61°)
OKLab	oklab(33.03% -0.0698 0.0601)
OKLCH	oklch(33.03% 0.092 139.3)
XYZ	xyz(2.2704, 3.8850, 0.9468)
Luminance	0.0389 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18400B #330B40

analogous

#33400B #18400B #0B4019

triadic

#18400B #0B1840 #400B18

tetradic

#18400B #0B3340 #330B40 #40190B

square

#18400B #0B3340 #330B40 #40190B

split-complementary

#18400B #190B40 #400B33

monochromatic

#0A1A04 #0A1A04 #18400B #2C7414 #3FA81D

Accessibility & contrast

On white

11.82

#18400B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#18400B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18400B

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18400B	#FFFFFF	#000000	##FFFFFF
##18400B	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A03

Deuteranopia (green-blind)

#3D3610

Tritanopia (blue-blind)

#143E36

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #18400b;
/* rgb */ color: rgb(24, 64, 11);
/* oklch */ color: oklch(33.0% 0.092 139.3);

Tailwind

colors: {
  custom: {
    50: '#5a754e',
    500: '#18400b',
    950: '#000000',
  },
}

SCSS

$custom: #18400b;
$custom-light: #5a754e;
$custom-dark: #000000;

JSON

{
  "hex": "#18400b",
  "rgb": {
    "r": 24,
    "g": 64,
    "b": 11
  },
  "hsl": {
    "h": 105.283,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.33028,
    "c": 0.09206,
    "h": 139.3
  },
  "luminance": 0.03885
}

Semantic roles & 50–950 ramp

primary

#18400B

secondary

#682A7D

accent

#3AEDC2

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040802

muted

#797B78

Preview Lab

Preview with #18400B

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

Preview Lab → · Contrast checker → · Palette generator →