#278F18#278F18

#278F18 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.177 H 141.5°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#278F18
RGB	rgb(39, 143, 24)
HSL	hsl(112, 71%, 33%)
HSV	hsv(112, 83%, 56%)
CMYK	cmyk(72.7%, 0%, 83.2%, 43.9%)
CIE-LAB	lab(52.00, -50.74, 49.76)
CIE-LCH	lch(52.00, 71.06, 135.56°)
OKLab	oklab(56.96% -0.1385 0.1103)
OKLCH	oklch(56.96% 0.177 141.5)
XYZ	xyz(10.8234, 20.1410, 4.1812)
Luminance	0.2014 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F18 #80188F

analogous

#628F18 #278F18 #188F44

triadic

#278F18 #18278F #8F1827

tetradic

#278F18 #18628F #80188F #8F4418

square

#278F18 #18628F #80188F #8F4418

split-complementary

#278F18 #44188F #8F1862

monochromatic

#0A2606 #195B0F #278F18 #35C321 #56DF42

Accessibility & contrast

On white

4.18

#278F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#278F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F18

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F18	#FFFFFF	#000000	##000000
##278F18	1.00	4.18	5.03	5.03
#FFFFFF	4.18	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)

#098A79

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278f18;
/* rgb */ color: rgb(39, 143, 24);
/* oklch */ color: oklch(57.0% 0.177 141.5);

Tailwind

colors: {
  custom: {
    50: '#73b160',
    500: '#278f18',
    950: '#000000',
  },
}

SCSS

$custom: #278f18;
$custom-light: #73b160;
$custom-dark: #000000;

JSON

{
  "hex": "#278f18",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 24
  },
  "hsl": {
    "h": 112.437,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.56958,
    "c": 0.177,
    "h": 141.5
  },
  "luminance": 0.20142
}

Semantic roles & 50–950 ramp

primary

#278F18

secondary

#B043C0

accent

#3AEED7

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #278F18

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

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