#278B2C#278B2C

#278B2C is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.161 H 143.7°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#278B2C
RGB	rgb(39, 139, 44)
HSL	hsl(123, 56%, 35%)
HSV	hsv(123, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 68.3%, 45.5%)
CIE-LAB	lab(50.78, -47.74, 41.16)
CIE-LCH	lch(50.78, 63.03, 139.24°)
OKLab	oklab(55.99% -0.1294 0.095)
OKLCH	oklch(55.99% 0.161 143.7)
XYZ	xyz(10.5233, 19.0773, 5.5101)
Luminance	0.1908 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B2C #8B2786

analogous

#548B27 #278B2C #278B5E

triadic

#278B2C #2C278B #8B2C27

tetradic

#278B2C #27548B #8B2786 #8B5E27

square

#278B2C #27548B #8B2786 #8B5E27

split-complementary

#278B2C #5E278B #8B2754

monochromatic

#0C2B0E #1A5B1D #278B2C #34BB3B #5BD161

Accessibility & contrast

On white

4.36

#278B2C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#278B2C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B2C

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B2C	#FFFFFF	#000000	##000000
##278B2C	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7E1F

Deuteranopia (green-blind)

#827635

Tritanopia (blue-blind)

#048778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b2c;
/* rgb */ color: rgb(39, 139, 44);
/* oklch */ color: oklch(56.0% 0.161 143.7);

Tailwind

colors: {
  custom: {
    50: '#71ae6a',
    500: '#278b2c',
    950: '#000000',
  },
}

SCSS

$custom: #278b2c;
$custom-light: #71ae6a;
$custom-dark: #000000;

JSON

{
  "hex": "#278b2c",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 44
  },
  "hsl": {
    "h": 123,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.55989,
    "c": 0.1605,
    "h": 143.7
  },
  "luminance": 0.19078
}

Semantic roles & 50–950 ramp

primary

#278B2C

secondary

#B658B1

accent

#48D8DF

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #278B2C

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

Preview Lab → · Contrast checker → · Palette generator →