#278B2F#278B2F

#278B2F is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.158 H 144.2°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#278B2F
RGB	rgb(39, 139, 47)
HSL	hsl(125, 56%, 35%)
HSV	hsv(125, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 66.2%, 45.5%)
CIE-LAB	lab(50.80, -47.42, 39.85)
CIE-LCH	lch(50.80, 61.94, 139.96°)
OKLab	oklab(56.02% -0.1283 0.0926)
OKLCH	oklch(56.02% 0.158 144.2)
XYZ	xyz(10.5817, 19.1007, 5.8179)
Luminance	0.1910 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B2F #8B2783

analogous

#518B27 #278B2F #278B61

triadic

#278B2F #2F278B #8B2F27

tetradic

#278B2F #27518B #8B2783 #8B6127

square

#278B2F #27518B #8B2783 #8B6127

split-complementary

#278B2F #61278B #8B2751

monochromatic

#0C2B0F #1A5B1F #278B2F #34BB3F #5BD165

Accessibility & contrast

On white

4.36

#278B2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#278B2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B2F

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B2F	#FFFFFF	#000000	##000000
##278B2F	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)

#8E7E24

Deuteranopia (green-blind)

#827637

Tritanopia (blue-blind)

#028778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b2f;
/* rgb */ color: rgb(39, 139, 47);
/* oklch */ color: oklch(56.0% 0.158 144.2);

Tailwind

colors: {
  custom: {
    50: '#71ae6c',
    500: '#278b2f',
    950: '#000000',
  },
}

SCSS

$custom: #278b2f;
$custom-light: #71ae6c;
$custom-dark: #000000;

JSON

{
  "hex": "#278b2f",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 47
  },
  "hsl": {
    "h": 124.8,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.5602,
    "c": 0.15824,
    "h": 144.2
  },
  "luminance": 0.19102
}

Semantic roles & 50–950 ramp

primary

#278B2F

secondary

#B658AF

accent

#48D3DF

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #278B2F

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

Preview Lab → · Contrast checker → · Palette generator →