#278B1C#278B1C

#278B1C is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.171 H 141.7°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#278B1C
RGB	rgb(39, 139, 28)
HSL	hsl(114, 66%, 33%)
HSV	hsv(114, 80%, 55%)
CMYK	cmyk(71.9%, 0%, 79.9%, 45.5%)
CIE-LAB	lab(50.66, -49.13, 47.25)
CIE-LCH	lch(50.66, 68.16, 136.11°)
OKLab	oklab(55.86% -0.1339 0.1056)
OKLCH	oklch(55.86% 0.171 141.7)
XYZ	xyz(10.2783, 18.9793, 4.2201)
Luminance	0.1898 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B1C #801C8B

analogous

#5E8B1C #278B1C #1C8B48

triadic

#278B1C #1C278B #8B1C27

tetradic

#278B1C #1C5E8B #801C8B #8B481C

square

#278B1C #1C5E8B #801C8B #8B481C

split-complementary

#278B1C #481C8B #8B1C5E

monochromatic

#0A2507 #195812 #278B1C #35BE26 #56DA47

Accessibility & contrast

On white

4.38

#278B1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#278B1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B1C

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B1C	#FFFFFF	#000000	##000000
##278B1C	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#837629

Tritanopia (blue-blind)

#0C8776

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b1c;
/* rgb */ color: rgb(39, 139, 28);
/* oklch */ color: oklch(55.9% 0.171 141.7);

Tailwind

colors: {
  custom: {
    50: '#71ae62',
    500: '#278b1c',
    950: '#000000',
  },
}

SCSS

$custom: #278b1c;
$custom-light: #71ae62;
$custom-dark: #000000;

JSON

{
  "hex": "#278b1c",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 28
  },
  "hsl": {
    "h": 114.054,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.55857,
    "c": 0.17057,
    "h": 141.7
  },
  "luminance": 0.1898
}

Semantic roles & 50–950 ramp

primary

#278B1C

secondary

#B047BC

accent

#3EE9D8

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #278B1C

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

Preview Lab → · Contrast checker → · Palette generator →