#278B37#278B37

#278B37 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.1% C 0.152 H 145.7°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#278B37
RGB	rgb(39, 139, 55)
HSL	hsl(130, 56%, 35%)
HSV	hsv(130, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 60.4%, 45.5%)
CIE-LAB	lab(50.89, -46.44, 36.18)
CIE-LCH	lch(50.89, 58.87, 142.08°)
OKLab	oklab(56.12% -0.1254 0.0855)
OKLCH	oklch(56.12% 0.152 145.7)
XYZ	xyz(10.7582, 19.1712, 6.7471)
Luminance	0.1917 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B37 #8B277B

analogous

#498B27 #278B37 #278B69

triadic

#278B37 #37278B #8B3727

tetradic

#278B37 #27498B #8B277B #8B6927

square

#278B37 #27498B #8B277B #8B6927

split-complementary

#278B37 #69278B #8B2749

monochromatic

#0C2B11 #1A5B24 #278B37 #34BB4A #5BD16E

Accessibility & contrast

On white

4.34

#278B37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#278B37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B37

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B37	#FFFFFF	#000000	##000000
##278B37	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E2E

Deuteranopia (green-blind)

#81763E

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b37;
/* rgb */ color: rgb(39, 139, 55);
/* oklch */ color: oklch(56.1% 0.152 145.7);

Tailwind

colors: {
  custom: {
    50: '#70ae71',
    500: '#278b37',
    950: '#000000',
  },
}

SCSS

$custom: #278b37;
$custom-light: #70ae71;
$custom-dark: #000000;

JSON

{
  "hex": "#278b37",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 55
  },
  "hsl": {
    "h": 129.6,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56115,
    "c": 0.15173,
    "h": 145.7
  },
  "luminance": 0.19172
}

Semantic roles & 50–950 ramp

primary

#278B37

secondary

#B658A7

accent

#48C7DF

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #278B37

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

Preview Lab → · Contrast checker → · Palette generator →