#378D18#378D18

#378D18 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.9% C 0.169 H 139.3°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#378D18
RGB	rgb(55, 141, 24)
HSL	hsl(104, 71%, 32%)
HSV	hsv(104, 83%, 55%)
CMYK	cmyk(61%, 0%, 83%, 44.7%)
CIE-LAB	lab(51.75, -46.44, 49.69)
CIE-LCH	lch(51.75, 68.02, 133.06°)
OKLab	oklab(56.88% -0.1279 0.11)
OKLCH	oklch(56.88% 0.169 139.3)
XYZ	xyz(11.2648, 19.9269, 4.1166)
Luminance	0.1993 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D18 #6E188D

analogous

#718D18 #378D18 #188D34

triadic

#378D18 #18378D #8D1837

tetradic

#378D18 #18718D #6E188D #8D3418

square

#378D18 #18718D #6E188D #8D3418

split-complementary

#378D18 #34188D #8D1871

monochromatic

#0E2406 #23590F #378D18 #4BC121 #6BDF41

Accessibility & contrast

On white

4.21

#378D18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#378D18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D18

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D18	#FFFFFF	#000000	##000000
##378D18	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918000

Deuteranopia (green-blind)

#877927

Tritanopia (blue-blind)

#2D8878

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #378d18;
/* rgb */ color: rgb(55, 141, 24);
/* oklch */ color: oklch(56.9% 0.169 139.3);

Tailwind

colors: {
  custom: {
    50: '#79af60',
    500: '#378d18',
    950: '#000000',
  },
}

SCSS

$custom: #378d18;
$custom-light: #79af60;
$custom-dark: #000000;

JSON

{
  "hex": "#378d18",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 24
  },
  "hsl": {
    "h": 104.103,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.5688,
    "c": 0.16866,
    "h": 139.3
  },
  "luminance": 0.19928
}

Semantic roles & 50–950 ramp

primary

#378D18

secondary

#9E42BF

accent

#3AEEBE

background

#F7FAF6

surface

#EEF5EB

border

#C9CFC6

text

#0A1005

muted

#7C7F7A

Preview Lab

Preview with #378D18

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

Preview Lab → · Contrast checker → · Palette generator →