#278C3D#278C3D

#278C3D is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.5% C 0.148 H 147.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#278C3D
RGB	rgb(39, 140, 61)
HSL	hsl(133, 56%, 35%)
HSV	hsv(133, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 56.4%, 45.1%)
CIE-LAB	lab(51.29, -45.98, 33.68)
CIE-LCH	lch(51.29, 57.00, 143.78°)
OKLab	oklab(56.47% -0.1239 0.0805)
OKLCH	oklch(56.47% 0.148 147)
XYZ	xyz(11.0563, 19.5232, 7.5996)
Luminance	0.1952 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C3D #8C2776

analogous

#448C27 #278C3D #278C6F

triadic

#278C3D #3D278C #8C3D27

tetradic

#278C3D #27448C #8C2776 #8C6F27

square

#278C3D #27448C #8C2776 #8C6F27

split-complementary

#278C3D #6F278C #8C2744

monochromatic

#0C2C13 #1A5C28 #278C3D #34BC52 #5CD275

Accessibility & contrast

On white

4.28

#278C3D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#278C3D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C3D

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C3D	#FFFFFF	#000000	##000000
##278C3D	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F36

Deuteranopia (green-blind)

#827743

Tritanopia (blue-blind)

#00897A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #278c3d;
/* rgb */ color: rgb(39, 140, 61);
/* oklch */ color: oklch(56.5% 0.148 147.0);

Tailwind

colors: {
  custom: {
    50: '#70af75',
    500: '#278c3d',
    950: '#000000',
  },
}

SCSS

$custom: #278c3d;
$custom-light: #70af75;
$custom-dark: #000000;

JSON

{
  "hex": "#278c3d",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 61
  },
  "hsl": {
    "h": 133.069,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56475,
    "c": 0.14778,
    "h": 147
  },
  "luminance": 0.19524
}

Semantic roles & 50–950 ramp

primary

#278C3D

secondary

#B758A2

accent

#48BFE0

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #278C3D

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

Preview Lab → · Contrast checker → · Palette generator →