#278F53#278F53

#278F53 is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.7% C 0.131 H 153.3°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#278F53
RGB	rgb(39, 143, 83)
HSL	hsl(145, 57%, 36%)
HSV	hsv(145, 73%, 56%)
CMYK	cmyk(72.7%, 0%, 42%, 43.9%)
CIE-LAB	lab(52.62, -43.42, 23.68)
CIE-LCH	lch(52.62, 49.46, 151.39°)
OKLab	oklab(57.68% -0.1171 0.0588)
OKLCH	oklch(57.68% 0.131 153.3)
XYZ	xyz(12.2194, 20.6994, 11.5333)
Luminance	0.2070 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F53 #8F2763

analogous

#2F8F27 #278F53 #278F87

triadic

#278F53 #53278F #8F5327

tetradic

#278F53 #272F8F #8F2763 #8F8727

square

#278F53 #272F8F #8F2763 #8F8727

split-complementary

#278F53 #87278F #8F272F

monochromatic

#0D2F1B #1A5F37 #278F53 #34BF6F #5DD38F

Accessibility & contrast

On white

4.09

#278F53 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#278F53 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F53

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F53	#FFFFFF	#000000	##000000
##278F53	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F834F

Deuteranopia (green-blind)

#827A57

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278f53;
/* rgb */ color: rgb(39, 143, 83);
/* oklch */ color: oklch(57.7% 0.131 153.3);

Tailwind

colors: {
  custom: {
    50: '#70b184',
    500: '#278f53',
    950: '#000000',
  },
}

SCSS

$custom: #278f53;
$custom-light: #70b184;
$custom-dark: #000000;

JSON

{
  "hex": "#278f53",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 83
  },
  "hsl": {
    "h": 145.385,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57675,
    "c": 0.131,
    "h": 153.3
  },
  "luminance": 0.20701
}

Semantic roles & 50–950 ramp

primary

#278F53

secondary

#B85A90

accent

#47A0E0

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #278F53

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

Preview Lab → · Contrast checker → · Palette generator →