#278F3D#278F3D

#278F3D is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.152 H 146.8°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#278F3D
RGB	rgb(39, 143, 61)
HSL	hsl(133, 57%, 36%)
HSV	hsv(133, 73%, 56%)
CMYK	cmyk(72.7%, 0%, 57.3%, 43.9%)
CIE-LAB	lab(52.30, -47.09, 34.88)
CIE-LCH	lch(52.30, 58.60, 143.47°)
OKLab	oklab(57.31% -0.1269 0.0831)
OKLCH	oklch(57.31% 0.152 146.8)
XYZ	xyz(11.5006, 20.4119, 7.7478)
Luminance	0.2041 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F3D #8F2779

analogous

#458F27 #278F3D #278F71

triadic

#278F3D #3D278F #8F3D27

tetradic

#278F3D #27458F #8F2779 #8F7127

square

#278F3D #27458F #8F2779 #8F7127

split-complementary

#278F3D #71278F #8F2745

monochromatic

#0D2F14 #1A5F28 #278F3D #34BF52 #5DD376

Accessibility & contrast

On white

4.13

#278F3D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#278F3D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F3D

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F3D	#FFFFFF	#000000	##000000
##278F3D	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918235

Deuteranopia (green-blind)

#857943

Tritanopia (blue-blind)

#008C7D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #278f3d;
/* rgb */ color: rgb(39, 143, 61);
/* oklch */ color: oklch(57.3% 0.152 146.8);

Tailwind

colors: {
  custom: {
    50: '#71b175',
    500: '#278f3d',
    950: '#000000',
  },
}

SCSS

$custom: #278f3d;
$custom-light: #71b175;
$custom-dark: #000000;

JSON

{
  "hex": "#278f3d",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 61
  },
  "hsl": {
    "h": 132.692,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57307,
    "c": 0.15173,
    "h": 146.8
  },
  "luminance": 0.20413
}

Semantic roles & 50–950 ramp

primary

#278F3D

secondary

#B85AA4

accent

#47C0E0

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #278F3D

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

Preview Lab → · Contrast checker → · Palette generator →