#278C33#278C33

#278C33 is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.3% C 0.156 H 144.9°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#278C33
RGB	rgb(39, 140, 51)
HSL	hsl(127, 56%, 35%)
HSV	hsv(127, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 63.6%, 45.1%)
CIE-LAB	lab(51.18, -47.31, 38.43)
CIE-LCH	lch(51.18, 60.95, 140.91°)
OKLab	oklab(56.35% -0.1279 0.09)
OKLCH	oklch(56.35% 0.156 144.9)
XYZ	xyz(10.8116, 19.4253, 6.3110)
Luminance	0.1943 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C33 #8C2780

analogous

#4D8C27 #278C33 #278C66

triadic

#278C33 #33278C #8C3327

tetradic

#278C33 #274D8C #8C2780 #8C6627

square

#278C33 #274D8C #8C2780 #8C6627

split-complementary

#278C33 #66278C #8C274D

monochromatic

#0C2C10 #1A5C22 #278C33 #34BC44 #5CD26A

Accessibility & contrast

On white

4.30

#278C33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#278C33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C33

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C33	#FFFFFF	#000000	##000000
##278C33	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F29

Deuteranopia (green-blind)

#83773B

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #278c33;
/* rgb */ color: rgb(39, 140, 51);
/* oklch */ color: oklch(56.3% 0.156 144.9);

Tailwind

colors: {
  custom: {
    50: '#71af6e',
    500: '#278c33',
    950: '#000000',
  },
}

SCSS

$custom: #278c33;
$custom-light: #71af6e;
$custom-dark: #000000;

JSON

{
  "hex": "#278c33",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 51
  },
  "hsl": {
    "h": 127.129,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56345,
    "c": 0.15634,
    "h": 144.9
  },
  "luminance": 0.19427
}

Semantic roles & 50–950 ramp

primary

#278C33

secondary

#B758AB

accent

#48CEE0

background

#F7FAF6

surface

#EDF5EC

border

#C8CFC7

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #278C33

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

Preview Lab → · Contrast checker → · Palette generator →