#278B3E#278B3E

#278B3E is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.2% C 0.146 H 147.3°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#278B3E
RGB	rgb(39, 139, 62)
HSL	hsl(134, 56%, 35%)
HSV	hsv(134, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 55.4%, 45.5%)
CIE-LAB	lab(50.97, -45.46, 32.78)
CIE-LCH	lch(50.97, 56.05, 144.21°)
OKLab	oklab(56.21% -0.1225 0.0786)
OKLCH	oklch(56.21% 0.146 147.3)
XYZ	xyz(10.9380, 19.2432, 7.6943)
Luminance	0.1924 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B3E #8B2774

analogous

#428B27 #278B3E #278B70

triadic

#278B3E #3E278B #8B3E27

tetradic

#278B3E #27428B #8B2774 #8B7027

square

#278B3E #27428B #8B2774 #8B7027

split-complementary

#278B3E #70278B #8B2742

monochromatic

#0C2B13 #1A5B29 #278B3E #34BB53 #5BD176

Accessibility & contrast

On white

4.33

#278B3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#278B3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B3E

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B3E	#FFFFFF	#000000	##000000
##278B3E	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E37

Deuteranopia (green-blind)

#817644

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b3e;
/* rgb */ color: rgb(39, 139, 62);
/* oklch */ color: oklch(56.2% 0.146 147.3);

Tailwind

colors: {
  custom: {
    50: '#70ae75',
    500: '#278b3e',
    950: '#000000',
  },
}

SCSS

$custom: #278b3e;
$custom-light: #70ae75;
$custom-dark: #000000;

JSON

{
  "hex": "#278b3e",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 62
  },
  "hsl": {
    "h": 133.8,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56211,
    "c": 0.14555,
    "h": 147.3
  },
  "luminance": 0.19244
}

Semantic roles & 50–950 ramp

primary

#278B3E

secondary

#B658A0

accent

#48BDDF

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #278B3E

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

Preview Lab → · Contrast checker → · Palette generator →