#278C2D#278C2D

#278C2D is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.3% C 0.161 H 143.9°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#278C2D
RGB	rgb(39, 140, 45)
HSL	hsl(124, 56%, 35%)
HSV	hsv(124, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 67.9%, 45.1%)
CIE-LAB	lab(51.12, -47.99, 41.09)
CIE-LCH	lch(51.12, 63.18, 139.43°)
OKLab	oklab(56.28% -0.13 0.095)
OKLCH	oklch(56.28% 0.161 143.9)
XYZ	xyz(10.6878, 19.3758, 5.6588)
Luminance	0.1938 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C2D #8C2786

analogous

#548C27 #278C2D #278C5F

triadic

#278C2D #2D278C #8C2D27

tetradic

#278C2D #27548C #8C2786 #8C5F27

square

#278C2D #27548C #8C2786 #8C5F27

split-complementary

#278C2D #5F278C #8C2754

monochromatic

#0C2C0E #1A5C1E #278C2D #34BC3C #5CD263

Accessibility & contrast

On white

4.31

#278C2D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#278C2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C2D

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C2D	#FFFFFF	#000000	##000000
##278C2D	1.00	4.31	4.88	4.88
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F21

Deuteranopia (green-blind)

#837736

Tritanopia (blue-blind)

#028878

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #278c2d;
/* rgb */ color: rgb(39, 140, 45);
/* oklch */ color: oklch(56.3% 0.161 143.9);

Tailwind

colors: {
  custom: {
    50: '#71af6b',
    500: '#278c2d',
    950: '#000000',
  },
}

SCSS

$custom: #278c2d;
$custom-light: #71af6b;
$custom-dark: #000000;

JSON

{
  "hex": "#278c2d",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 45
  },
  "hsl": {
    "h": 123.564,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56279,
    "c": 0.16099,
    "h": 143.9
  },
  "luminance": 0.19377
}

Semantic roles & 50–950 ramp

primary

#278C2D

secondary

#B758B1

accent

#48D7E0

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #278C2D

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

Preview Lab → · Contrast checker → · Palette generator →