#278F43#278F43

#278F43 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.4% C 0.146 H 148.2°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#278F43
RGB	rgb(39, 143, 67)
HSL	hsl(136, 57%, 36%)
HSV	hsv(136, 73%, 56%)
CMYK	cmyk(72.7%, 0%, 53.1%, 43.9%)
CIE-LAB	lab(52.38, -46.20, 31.92)
CIE-LCH	lch(52.38, 56.16, 145.36°)
OKLab	oklab(57.4% -0.1244 0.077)
OKLCH	oklch(57.4% 0.146 148.2)
XYZ	xyz(11.6714, 20.4802, 8.6471)
Luminance	0.2048 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F43 #8F2773

analogous

#3F8F27 #278F43 #278F77

triadic

#278F43 #43278F #8F4327

tetradic

#278F43 #273F8F #8F2773 #8F7727

square

#278F43 #273F8F #8F2773 #8F7727

split-complementary

#278F43 #77278F #8F273F

monochromatic

#0D2F16 #1A5F2C #278F43 #34BF5A #5DD37D

Accessibility & contrast

On white

4.12

#278F43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#278F43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F43

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F43	#FFFFFF	#000000	##000000
##278F43	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90823C

Deuteranopia (green-blind)

#847A49

Tritanopia (blue-blind)

#008C7E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #278f43;
/* rgb */ color: rgb(39, 143, 67);
/* oklch */ color: oklch(57.4% 0.146 148.2);

Tailwind

colors: {
  custom: {
    50: '#71b179',
    500: '#278f43',
    950: '#000000',
  },
}

SCSS

$custom: #278f43;
$custom-light: #71b179;
$custom-dark: #000000;

JSON

{
  "hex": "#278f43",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 67
  },
  "hsl": {
    "h": 136.154,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57395,
    "c": 0.14629,
    "h": 148.2
  },
  "luminance": 0.20482
}

Semantic roles & 50–950 ramp

primary

#278F43

secondary

#B85A9F

accent

#47B7E0

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #278F43

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

Preview Lab → · Contrast checker → · Palette generator →