#278C52#278C52

#278C52 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.8% C 0.128 H 153.6°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#278C52
RGB	rgb(39, 140, 82)
HSL	hsl(146, 56%, 35%)
HSV	hsv(146, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 41.4%, 45.1%)
CIE-LAB	lab(51.61, -42.42, 22.90)
CIE-LCH	lch(51.61, 48.20, 151.64°)
OKLab	oklab(56.83% -0.1144 0.0569)
OKLCH	oklch(56.83% 0.128 153.6)
XYZ	xyz(11.7367, 19.7954, 11.1833)
Luminance	0.1980 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C52 #8C2761

analogous

#2E8C27 #278C52 #278C85

triadic

#278C52 #52278C #8C5227

tetradic

#278C52 #272E8C #8C2761 #8C8527

square

#278C52 #272E8C #8C2761 #8C8527

split-complementary

#278C52 #85278C #8C272E

monochromatic

#0C2C1A #1A5C36 #278C52 #34BC6E #5CD28E

Accessibility & contrast

On white

4.23

#278C52 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#278C52 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C52

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C52	#FFFFFF	#000000	##000000
##278C52	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C804E

Deuteranopia (green-blind)

#7F7756

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #278c52;
/* rgb */ color: rgb(39, 140, 82);
/* oklch */ color: oklch(56.8% 0.128 153.6);

Tailwind

colors: {
  custom: {
    50: '#70ae83',
    500: '#278c52',
    950: '#000000',
  },
}

SCSS

$custom: #278c52;
$custom-light: #70ae83;
$custom-dark: #000000;

JSON

{
  "hex": "#278c52",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 82
  },
  "hsl": {
    "h": 145.545,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56833,
    "c": 0.1278,
    "h": 153.6
  },
  "luminance": 0.19797
}

Semantic roles & 50–950 ramp

primary

#278C52

secondary

#B7588E

accent

#489FE0

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278C52

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

Preview Lab → · Contrast checker → · Palette generator →