#18280D#18280D

#18280D is a dark, muted yellow-green. Relative luminance 0.017; OKLCH L 25.5% C 0.051 H 134.2°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#18280D
RGB	rgb(24, 40, 13)
HSL	hsl(96, 51%, 10%)
HSV	hsv(96, 68%, 16%)
CMYK	cmyk(40%, 0%, 67.5%, 84.3%)
CIE-LAB	lab(14.06, -12.90, 14.91)
CIE-LCH	lch(14.06, 19.71, 130.86°)
OKLab	oklab(25.48% -0.0357 0.0368)
OKLCH	oklch(25.48% 0.051 134.2)
XYZ	xyz(1.2081, 1.7408, 0.6530)
Luminance	0.0174 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18280D #1D0D28

analogous

#25280D #18280D #0D2810

triadic

#18280D #0D1828 #280D18

tetradic

#18280D #0D2528 #1D0D28 #28100D

square

#18280D #0D2528 #1D0D28 #28100D

split-complementary

#18280D #100D28 #280D25

monochromatic

#0E1708 #0E1708 #18280D #34561C #4F842B

Accessibility & contrast

On white

15.58

#18280D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#18280D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18280D

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18280D	#FFFFFF	#000000	##FFFFFF
##18280D	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A250A

Deuteranopia (green-blind)

#27230F

Tritanopia (blue-blind)

#182622

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #18280d;
/* rgb */ color: rgb(24, 40, 13);
/* oklch */ color: oklch(25.5% 0.051 134.2);

Tailwind

colors: {
  custom: {
    50: '#56624d',
    500: '#18280d',
    950: '#000000',
  },
}

SCSS

$custom: #18280d;
$custom-light: #56624d;
$custom-dark: #000000;

JSON

{
  "hex": "#18280d",
  "rgb": {
    "r": 24,
    "g": 40,
    "b": 13
  },
  "hsl": {
    "h": 95.556,
    "s": 50.943,
    "l": 10.392
  },
  "oklch": {
    "l": 0.25475,
    "c": 0.05126,
    "h": 134.2
  },
  "luminance": 0.01741
}

Semantic roles & 50–950 ramp

primary

#18280D

secondary

#4D2F62

accent

#4DDAA1

background

#F5F5F4

surface

#E9EAE7

border

#C5C6C3

text

#030501

muted

#787977

Preview Lab

Preview with #18280D

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

Preview Lab → · Contrast checker → · Palette generator →