#278E37#278E37

#278E37 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.156 H 145.6°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#278E37
RGB	rgb(39, 142, 55)
HSL	hsl(129, 57%, 35%)
HSV	hsv(129, 73%, 56%)
CMYK	cmyk(72.5%, 0%, 61.3%, 44.3%)
CIE-LAB	lab(51.90, -47.54, 37.35)
CIE-LCH	lch(51.90, 60.45, 141.84°)
OKLab	oklab(56.95% -0.1283 0.088)
OKLCH	oklch(56.95% 0.156 145.6)
XYZ	xyz(11.1985, 20.0519, 6.8939)
Luminance	0.2005 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278E37 #8E277E

analogous

#4B8E27 #278E37 #278E6A

triadic

#278E37 #37278E #8E3727

tetradic

#278E37 #274B8E #8E277E #8E6A27

square

#278E37 #274B8E #8E277E #8E6A27

split-complementary

#278E37 #6A278E #8E274B

monochromatic

#0D2E12 #1A5E24 #278E37 #34BE4A #5DD26F

Accessibility & contrast

On white

4.19

#278E37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#278E37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278E37

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278E37	#FFFFFF	#000000	##000000
##278E37	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90812E

Deuteranopia (green-blind)

#84783E

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278e37;
/* rgb */ color: rgb(39, 142, 55);
/* oklch */ color: oklch(57.0% 0.156 145.6);

Tailwind

colors: {
  custom: {
    50: '#71b071',
    500: '#278e37',
    950: '#000000',
  },
}

SCSS

$custom: #278e37;
$custom-light: #71b071;
$custom-dark: #000000;

JSON

{
  "hex": "#278e37",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 55
  },
  "hsl": {
    "h": 129.32,
    "s": 56.906,
    "l": 35.49
  },
  "oklch": {
    "l": 0.5695,
    "c": 0.1556,
    "h": 145.6
  },
  "luminance": 0.20053
}

Semantic roles & 50–950 ramp

primary

#278E37

secondary

#B859A9

accent

#48C8E0

background

#F7FAF6

surface

#EDF5EC

border

#C8CFC7

text

#091108

muted

#7B807B

Preview Lab

Preview with #278E37

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

Preview Lab → · Contrast checker → · Palette generator →