#378C17#378C17

#378C17 is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.6% C 0.168 H 139.2°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#378C17
RGB	rgb(55, 140, 23)
HSL	hsl(104, 72%, 32%)
HSV	hsv(104, 84%, 55%)
CMYK	cmyk(60.7%, 0%, 83.6%, 45.1%)
CIE-LAB	lab(51.42, -46.13, 49.67)
CIE-LCH	lch(51.42, 67.79, 132.88°)
OKLab	oklab(56.6% -0.1271 0.1098)
OKLCH	oklch(56.6% 0.168 139.2)
XYZ	xyz(11.1078, 19.6293, 4.0139)
Luminance	0.1963 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378C17 #6C178C

analogous

#728C17 #378C17 #178C32

triadic

#378C17 #17378C #8C1737

tetradic

#378C17 #17728C #6C178C #8C3217

square

#378C17 #17728C #6C178C #8C3217

split-complementary

#378C17 #32178C #8C1772

monochromatic

#0E2306 #22570E #378C17 #4CC120 #6ADF3E

Accessibility & contrast

On white

4.26

#378C17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#378C17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378C17

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378C17	#FFFFFF	#000000	##000000
##378C17	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#867826

Tritanopia (blue-blind)

#2D8777

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #378c17;
/* rgb */ color: rgb(55, 140, 23);
/* oklch */ color: oklch(56.6% 0.168 139.2);

Tailwind

colors: {
  custom: {
    50: '#79ae60',
    500: '#378c17',
    950: '#000000',
  },
}

SCSS

$custom: #378c17;
$custom-light: #79ae60;
$custom-dark: #000000;

JSON

{
  "hex": "#378c17",
  "rgb": {
    "r": 55,
    "g": 140,
    "b": 23
  },
  "hsl": {
    "h": 103.59,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56598,
    "c": 0.16794,
    "h": 139.2
  },
  "luminance": 0.1963
}

Semantic roles & 50–950 ramp

primary

#378C17

secondary

#9C3FBF

accent

#39EFBD

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #378C17

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

Preview Lab → · Contrast checker → · Palette generator →