#288D18#288D18

#288D18 is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.4% C 0.174 H 141.3°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#288D18
RGB	rgb(40, 141, 24)
HSL	hsl(112, 71%, 32%)
HSV	hsv(112, 83%, 55%)
CMYK	cmyk(71.6%, 0%, 83%, 44.7%)
CIE-LAB	lab(51.34, -49.87, 49.16)
CIE-LCH	lch(51.34, 70.03, 135.41°)
OKLab	oklab(56.42% -0.1362 0.109)
OKLCH	oklch(56.42% 0.174 141.3)
XYZ	xyz(10.5642, 19.5657, 4.0838)
Luminance	0.1957 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D18 #7D188D

analogous

#628D18 #288D18 #188D43

triadic

#288D18 #18288D #8D1828

tetradic

#288D18 #18628D #7D188D #8D4318

square

#288D18 #18628D #7D188D #8D4318

split-complementary

#288D18 #43188D #8D1862

monochromatic

#0A2406 #19590F #288D18 #37C121 #56DF41

Accessibility & contrast

On white

4.27

#288D18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#288D18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D18

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D18	#FFFFFF	#000000	##000000
##288D18	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#917F00

Deuteranopia (green-blind)

#857727

Tritanopia (blue-blind)

#0E8878

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288d18;
/* rgb */ color: rgb(40, 141, 24);
/* oklch */ color: oklch(56.4% 0.174 141.3);

Tailwind

colors: {
  custom: {
    50: '#73af60',
    500: '#288d18',
    950: '#000000',
  },
}

SCSS

$custom: #288d18;
$custom-light: #73af60;
$custom-dark: #000000;

JSON

{
  "hex": "#288d18",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 24
  },
  "hsl": {
    "h": 111.795,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.56421,
    "c": 0.17444,
    "h": 141.3
  },
  "luminance": 0.19567
}

Semantic roles & 50–950 ramp

primary

#288D18

secondary

#AE42BF

accent

#3AEED5

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #288D18

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

Preview Lab → · Contrast checker → · Palette generator →