#278A2F#278A2F

#278A2F is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.7% C 0.157 H 144.2°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#278A2F
RGB	rgb(39, 138, 47)
HSL	hsl(125, 56%, 35%)
HSV	hsv(125, 72%, 54%)
CMYK	cmyk(71.7%, 0%, 65.9%, 45.9%)
CIE-LAB	lab(50.47, -47.06, 39.48)
CIE-LCH	lch(50.47, 61.42, 140.01°)
OKLab	oklab(55.74% -0.1274 0.0918)
OKLCH	oklch(55.74% 0.157 144.2)
XYZ	xyz(10.4376, 18.8124, 5.7699)
Luminance	0.1881 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278A2F #8A2782

analogous

#518A27 #278A2F #278A60

triadic

#278A2F #2F278A #8A2F27

tetradic

#278A2F #27518A #8A2782 #8A6027

square

#278A2F #27518A #8A2782 #8A6027

split-complementary

#278A2F #60278A #8A2751

monochromatic

#0C2B0E #1A5A1F #278A2F #34BA3F #5BD164

Accessibility & contrast

On white

4.41

#278A2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#278A2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278A2F

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278A2F	#FFFFFF	#000000	##000000
##278A2F	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7D24

Deuteranopia (green-blind)

#817537

Tritanopia (blue-blind)

#038677

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #278a2f;
/* rgb */ color: rgb(39, 138, 47);
/* oklch */ color: oklch(55.7% 0.157 144.2);

Tailwind

colors: {
  custom: {
    50: '#70ad6c',
    500: '#278a2f',
    950: '#000000',
  },
}

SCSS

$custom: #278a2f;
$custom-light: #70ad6c;
$custom-dark: #000000;

JSON

{
  "hex": "#278a2f",
  "rgb": {
    "r": 39,
    "g": 138,
    "b": 47
  },
  "hsl": {
    "h": 124.848,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.55741,
    "c": 0.15699,
    "h": 144.2
  },
  "luminance": 0.18814
}

Semantic roles & 50–950 ramp

primary

#278A2F

secondary

#B657AE

accent

#49D3DF

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #278A2F

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

Preview Lab → · Contrast checker → · Palette generator →