#278B3A#278B3A

#278B3A is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.2% C 0.149 H 146.4°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#278B3A
RGB	rgb(39, 139, 58)
HSL	hsl(131, 56%, 35%)
HSV	hsv(131, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 58.3%, 45.5%)
CIE-LAB	lab(50.92, -46.04, 34.74)
CIE-LCH	lch(50.92, 57.67, 142.96°)
OKLab	oklab(56.16% -0.1242 0.0826)
OKLCH	oklch(56.16% 0.149 146.4)
XYZ	xyz(10.8323, 19.2009, 7.1374)
Luminance	0.1920 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B3A #8B2778

analogous

#468B27 #278B3A #278B6C

triadic

#278B3A #3A278B #8B3A27

tetradic

#278B3A #27468B #8B2778 #8B6C27

square

#278B3A #27468B #8B2778 #8B6C27

split-complementary

#278B3A #6C278B #8B2746

monochromatic

#0C2B12 #1A5B26 #278B3A #34BB4E #5BD172

Accessibility & contrast

On white

4.34

#278B3A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#278B3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B3A

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B3A	#FFFFFF	#000000	##000000
##278B3A	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E32

Deuteranopia (green-blind)

#817640

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b3a;
/* rgb */ color: rgb(39, 139, 58);
/* oklch */ color: oklch(56.2% 0.149 146.4);

Tailwind

colors: {
  custom: {
    50: '#70ae73',
    500: '#278b3a',
    950: '#000000',
  },
}

SCSS

$custom: #278b3a;
$custom-light: #70ae73;
$custom-dark: #000000;

JSON

{
  "hex": "#278b3a",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 58
  },
  "hsl": {
    "h": 131.4,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56155,
    "c": 0.14913,
    "h": 146.4
  },
  "luminance": 0.19202
}

Semantic roles & 50–950 ramp

primary

#278B3A

secondary

#B658A4

accent

#48C3DF

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #278B3A

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

Preview Lab → · Contrast checker → · Palette generator →