#278D4E#278D4E

#278D4E is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.0% C 0.133 H 151.9°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#278D4E
RGB	rgb(39, 141, 78)
HSL	hsl(143, 57%, 35%)
HSV	hsv(143, 72%, 55%)
CMYK	cmyk(72.3%, 0%, 44.7%, 44.7%)
CIE-LAB	lab(51.87, -43.57, 25.44)
CIE-LCH	lch(51.87, 50.45, 149.72°)
OKLab	oklab(57.03% -0.1174 0.0628)
OKLCH	oklch(57.03% 0.133 151.9)
XYZ	xyz(11.7357, 20.0298, 10.4539)
Luminance	0.2003 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D4E #8D2766

analogous

#338D27 #278D4E #278D81

triadic

#278D4E #4E278D #8D4E27

tetradic

#278D4E #27338D #8D2766 #8D8127

square

#278D4E #27338D #8D2766 #8D8127

split-complementary

#278D4E #81278D #8D2733

monochromatic

#0C2D19 #1A5D33 #278D4E #34BD69 #5CD289

Accessibility & contrast

On white

4.19

#278D4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#278D4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D4E

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D4E	#FFFFFF	#000000	##000000
##278D4E	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)

#8D8149

Deuteranopia (green-blind)

#817852

Tritanopia (blue-blind)

#008B7E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278d4e;
/* rgb */ color: rgb(39, 141, 78);
/* oklch */ color: oklch(57.0% 0.133 151.9);

Tailwind

colors: {
  custom: {
    50: '#70af80',
    500: '#278d4e',
    950: '#000000',
  },
}

SCSS

$custom: #278d4e;
$custom-light: #70af80;
$custom-dark: #000000;

JSON

{
  "hex": "#278d4e",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 78
  },
  "hsl": {
    "h": 142.941,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.5703,
    "c": 0.13309,
    "h": 151.9
  },
  "luminance": 0.20031
}

Semantic roles & 50–950 ramp

primary

#278D4E

secondary

#B75993

accent

#48A6E0

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278D4E

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

Preview Lab → · Contrast checker → · Palette generator →