#378318#378318

#378318 is a mid, vivid green. Relative luminance 0.171; OKLCH L 54.1% C 0.157 H 138.7°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#378318
RGB	rgb(55, 131, 24)
HSL	hsl(103, 69%, 30%)
HSV	hsv(103, 82%, 51%)
CMYK	cmyk(58%, 0%, 81.7%, 48.6%)
CIE-LAB	lab(48.40, -42.67, 46.56)
CIE-LCH	lch(48.40, 63.16, 132.50°)
OKLab	oklab(54.11% -0.1178 0.1034)
OKLCH	oklch(54.11% 0.157 138.7)
XYZ	xyz(9.8563, 17.1099, 3.6471)
Luminance	0.1711 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378318 #641883

analogous

#6C8318 #378318 #18832F

triadic

#378318 #183783 #831837

tetradic

#378318 #186C83 #641883 #832F18

square

#378318 #186C83 #641883 #832F18

split-complementary

#378318 #2F1883 #83186C

monochromatic

#0C1C05 #214F0F #378318 #4DB721 #69DB3A

Accessibility & contrast

On white

4.75

#378318 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#378318 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #378318

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378318	#FFFFFF	#000000	##FFFFFF
##378318	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877700

Deuteranopia (green-blind)

#7E7125

Tritanopia (blue-blind)

#2F7E6F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #378318;
/* rgb */ color: rgb(55, 131, 24);
/* oklch */ color: oklch(54.1% 0.157 138.7);

Tailwind

colors: {
  custom: {
    50: '#77a85f',
    500: '#378318',
    950: '#000000',
  },
}

SCSS

$custom: #378318;
$custom-light: #77a85f;
$custom-dark: #000000;

JSON

{
  "hex": "#378318",
  "rgb": {
    "r": 55,
    "g": 131,
    "b": 24
  },
  "hsl": {
    "h": 102.617,
    "s": 69.032,
    "l": 30.392
  },
  "oklch": {
    "l": 0.54106,
    "c": 0.15672,
    "h": 138.7
  },
  "luminance": 0.17111
}

Semantic roles & 50–950 ramp

primary

#378318

secondary

#9440B7

accent

#3CECB9

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #378318

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

Preview Lab → · Contrast checker → · Palette generator →