#278D4C#278D4C

#278D4C is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.0% C 0.135 H 151.2°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#278D4C
RGB	rgb(39, 141, 76)
HSL	hsl(142, 57%, 35%)
HSV	hsv(142, 72%, 55%)
CMYK	cmyk(72.3%, 0%, 46.1%, 44.7%)
CIE-LAB	lab(51.84, -43.93, 26.48)
CIE-LCH	lch(51.84, 51.30, 148.92°)
OKLab	oklab(56.99% -0.1183 0.0651)
OKLCH	oklch(56.99% 0.135 151.2)
XYZ	xyz(11.6651, 20.0016, 10.0820)
Luminance	0.2000 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D4C #8D2768

analogous

#358D27 #278D4C #278D7F

triadic

#278D4C #4C278D #8D4C27

tetradic

#278D4C #27358D #8D2768 #8D7F27

square

#278D4C #27358D #8D2768 #8D7F27

split-complementary

#278D4C #7F278D #8D2735

monochromatic

#0C2D18 #1A5D32 #278D4C #34BD66 #5CD287

Accessibility & contrast

On white

4.20

#278D4C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#278D4C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D4C

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D4C	#FFFFFF	#000000	##000000
##278D4C	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8147

Deuteranopia (green-blind)

#817850

Tritanopia (blue-blind)

#008B7D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278d4c;
/* rgb */ color: rgb(39, 141, 76);
/* oklch */ color: oklch(57.0% 0.135 151.2);

Tailwind

colors: {
  custom: {
    50: '#70af7f',
    500: '#278d4c',
    950: '#000000',
  },
}

SCSS

$custom: #278d4c;
$custom-light: #70af7f;
$custom-dark: #000000;

JSON

{
  "hex": "#278d4c",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 76
  },
  "hsl": {
    "h": 141.765,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.56994,
    "c": 0.13503,
    "h": 151.2
  },
  "luminance": 0.20003
}

Semantic roles & 50–950 ramp

primary

#278D4C

secondary

#B75995

accent

#48A9E0

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278D4C

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

Preview Lab → · Contrast checker → · Palette generator →