#278B39#278B39

#278B39 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.1% C 0.150 H 146.1°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#278B39
RGB	rgb(39, 139, 57)
HSL	hsl(131, 56%, 35%)
HSV	hsv(131, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 59%, 45.5%)
CIE-LAB	lab(50.91, -46.17, 35.22)
CIE-LCH	lch(50.91, 58.08, 142.66°)
OKLab	oklab(56.14% -0.1246 0.0836)
OKLCH	oklch(56.14% 0.15 146.1)
XYZ	xyz(10.8071, 19.1908, 7.0047)
Luminance	0.1919 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B39 #8B2779

analogous

#478B27 #278B39 #278B6B

triadic

#278B39 #39278B #8B3927

tetradic

#278B39 #27478B #8B2779 #8B6B27

square

#278B39 #27478B #8B2779 #8B6B27

split-complementary

#278B39 #6B278B #8B2747

monochromatic

#0C2B12 #1A5B25 #278B39 #34BB4D #5BD171

Accessibility & contrast

On white

4.34

#278B39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#278B39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B39

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B39	#FFFFFF	#000000	##000000
##278B39	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E31

Deuteranopia (green-blind)

#817640

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b39;
/* rgb */ color: rgb(39, 139, 57);
/* oklch */ color: oklch(56.1% 0.150 146.1);

Tailwind

colors: {
  custom: {
    50: '#70ae72',
    500: '#278b39',
    950: '#000000',
  },
}

SCSS

$custom: #278b39;
$custom-light: #70ae72;
$custom-dark: #000000;

JSON

{
  "hex": "#278b39",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 57
  },
  "hsl": {
    "h": 130.8,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56141,
    "c": 0.15001,
    "h": 146.1
  },
  "luminance": 0.19192
}

Semantic roles & 50–950 ramp

primary

#278B39

secondary

#B658A5

accent

#48C4DF

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #278B39

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

Preview Lab → · Contrast checker → · Palette generator →