#18370B#18370B

#18370B is a dark, moderate green. Relative luminance 0.030; OKLCH L 30.2% C 0.079 H 138.0°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#18370B
RGB	rgb(24, 55, 11)
HSL	hsl(102, 67%, 13%)
HSV	hsv(102, 80%, 22%)
CMYK	cmyk(56.4%, 0%, 80%, 78.4%)
CIE-LAB	lab(19.84, -21.15, 22.90)
CIE-LCH	lch(19.84, 31.17, 132.72°)
OKLab	oklab(30.19% -0.0584 0.0527)
OKLCH	oklch(30.19% 0.079 138)
XYZ	xyz(1.8032, 2.9506, 0.7910)
Luminance	0.0295 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 6.35

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18370B #2A0B37

analogous

#2E370B #18370B #0B3714

triadic

#18370B #0B1837 #370B18

tetradic

#18370B #0B2E37 #2A0B37 #37140B

square

#18370B #0B2E37 #2A0B37 #37140B

split-complementary

#18370B #140B37 #370B2E

monochromatic

#0B1A05 #0B1A05 #18370B #2E6A15 #459D1F

Accessibility & contrast

On white

13.21

#18370B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#18370B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18370B

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18370B	#FFFFFF	#000000	##FFFFFF
##18370B	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393205

Deuteranopia (green-blind)

#352F0F

Tritanopia (blue-blind)

#16352E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #18370b;
/* rgb */ color: rgb(24, 55, 11);
/* oklch */ color: oklch(30.2% 0.079 138.0);

Tailwind

colors: {
  custom: {
    50: '#586e4d',
    500: '#18370b',
    950: '#000000',
  },
}

SCSS

$custom: #18370b;
$custom-light: #586e4d;
$custom-dark: #000000;

JSON

{
  "hex": "#18370b",
  "rgb": {
    "r": 24,
    "g": 55,
    "b": 11
  },
  "hsl": {
    "h": 102.273,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.30194,
    "c": 0.07864,
    "h": 138
  },
  "luminance": 0.02951
}

Semantic roles & 50–950 ramp

primary

#18370B

secondary

#5E2A74

accent

#3EEAB7

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#030701

muted

#787A77

Preview Lab

Preview with #18370B

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

Preview Lab → · Contrast checker → · Palette generator →