#278D43#278D43

#278D43 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.8% C 0.144 H 148.4°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#278D43
RGB	rgb(39, 141, 67)
HSL	hsl(136, 57%, 35%)
HSV	hsv(136, 72%, 55%)
CMYK	cmyk(72.3%, 0%, 52.5%, 44.7%)
CIE-LAB	lab(51.71, -45.45, 31.10)
CIE-LCH	lch(51.71, 55.07, 145.62°)
OKLab	oklab(56.84% -0.1224 0.0752)
OKLCH	oklch(56.84% 0.144 148.4)
XYZ	xyz(11.3738, 19.8851, 8.5479)
Luminance	0.1989 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D43 #8D2771

analogous

#3E8D27 #278D43 #278D76

triadic

#278D43 #43278D #8D4327

tetradic

#278D43 #273E8D #8D2771 #8D7627

square

#278D43 #273E8D #8D2771 #8D7627

split-complementary

#278D43 #76278D #8D273E

monochromatic

#0C2D15 #1A5D2C #278D43 #34BD5A #5CD27D

Accessibility & contrast

On white

4.22

#278D43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#278D43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D43

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D43	#FFFFFF	#000000	##000000
##278D43	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E803D

Deuteranopia (green-blind)

#827848

Tritanopia (blue-blind)

#008A7C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #278d43;
/* rgb */ color: rgb(39, 141, 67);
/* oklch */ color: oklch(56.8% 0.144 148.4);

Tailwind

colors: {
  custom: {
    50: '#70af79',
    500: '#278d43',
    950: '#000000',
  },
}

SCSS

$custom: #278d43;
$custom-light: #70af79;
$custom-dark: #000000;

JSON

{
  "hex": "#278d43",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 67
  },
  "hsl": {
    "h": 136.471,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.56842,
    "c": 0.14361,
    "h": 148.4
  },
  "luminance": 0.19886
}

Semantic roles & 50–950 ramp

primary

#278D43

secondary

#B7599D

accent

#48B6E0

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #278D43

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

Preview Lab → · Contrast checker → · Palette generator →