#288F18#288F18

#288F18 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.0% C 0.177 H 141.4°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#288F18
RGB	rgb(40, 143, 24)
HSL	hsl(112, 71%, 33%)
HSV	hsv(112, 83%, 56%)
CMYK	cmyk(72%, 0%, 83.2%, 43.9%)
CIE-LAB	lab(52.02, -50.55, 49.79)
CIE-LCH	lch(52.02, 70.95, 135.43°)
OKLab	oklab(56.98% -0.138 0.1103)
OKLCH	oklch(56.98% 0.177 141.4)
XYZ	xyz(10.8618, 20.1608, 4.1830)
Luminance	0.2016 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F18 #7F188F

analogous

#638F18 #288F18 #188F44

triadic

#288F18 #18288F #8F1828

tetradic

#288F18 #18638F #7F188F #8F4418

square

#288F18 #18638F #7F188F #8F4418

split-complementary

#288F18 #44188F #8F1863

monochromatic

#0B2606 #195B0F #288F18 #37C321 #57DF42

Accessibility & contrast

On white

4.17

#288F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#288F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F18

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F18	#FFFFFF	#000000	##000000
##288F18	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#877927

Tritanopia (blue-blind)

#0D8A79

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288f18;
/* rgb */ color: rgb(40, 143, 24);
/* oklch */ color: oklch(57.0% 0.177 141.4);

Tailwind

colors: {
  custom: {
    50: '#73b160',
    500: '#288f18',
    950: '#000000',
  },
}

SCSS

$custom: #288f18;
$custom-light: #73b160;
$custom-dark: #000000;

JSON

{
  "hex": "#288f18",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 24
  },
  "hsl": {
    "h": 111.933,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.56983,
    "c": 0.17668,
    "h": 141.4
  },
  "luminance": 0.20162
}

Semantic roles & 50–950 ramp

primary

#288F18

secondary

#AF43C0

accent

#3AEED6

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #288F18

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

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