#278C53#278C53

#278C53 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.9% C 0.127 H 153.9°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#278C53
RGB	rgb(39, 140, 83)
HSL	hsl(146, 56%, 35%)
HSV	hsv(146, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 40.7%, 45.1%)
CIE-LAB	lab(51.62, -42.22, 22.37)
CIE-LCH	lch(51.62, 47.78, 152.09°)
OKLab	oklab(56.85% -0.1139 0.0557)
OKLCH	oklch(56.85% 0.127 153.9)
XYZ	xyz(11.7751, 19.8107, 11.3852)
Luminance	0.1981 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C53 #8C2760

analogous

#2D8C27 #278C53 #278C86

triadic

#278C53 #53278C #8C5327

tetradic

#278C53 #272D8C #8C2760 #8C8627

square

#278C53 #272D8C #8C2760 #8C8627

split-complementary

#278C53 #86278C #8C272D

monochromatic

#0C2C1A #1A5C37 #278C53 #34BC6F #5CD28F

Accessibility & contrast

On white

4.23

#278C53 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#278C53 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C53

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C53	#FFFFFF	#000000	##000000
##278C53	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)

#8C804F

Deuteranopia (green-blind)

#7F7857

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #278c53;
/* rgb */ color: rgb(39, 140, 83);
/* oklch */ color: oklch(56.9% 0.127 153.9);

Tailwind

colors: {
  custom: {
    50: '#70ae84',
    500: '#278c53',
    950: '#000000',
  },
}

SCSS

$custom: #278c53;
$custom-light: #70ae84;
$custom-dark: #000000;

JSON

{
  "hex": "#278c53",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 83
  },
  "hsl": {
    "h": 146.139,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56853,
    "c": 0.12683,
    "h": 153.9
  },
  "luminance": 0.19812
}

Semantic roles & 50–950 ramp

primary

#278C53

secondary

#B7588D

accent

#489EE0

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #278C53

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

Preview Lab → · Contrast checker → · Palette generator →