#378A17#378A17

#378A17 is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.166 H 139.1°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#378A17
RGB	rgb(55, 138, 23)
HSL	hsl(103, 71%, 32%)
HSV	hsv(103, 83%, 54%)
CMYK	cmyk(60.1%, 0%, 83.3%, 45.9%)
CIE-LAB	lab(50.75, -45.38, 49.05)
CIE-LCH	lch(50.75, 66.83, 132.78°)
OKLab	oklab(56.04% -0.1251 0.1085)
OKLCH	oklch(56.04% 0.166 139.1)
XYZ	xyz(10.8182, 19.0501, 3.9174)
Luminance	0.1905 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378A17 #6A178A

analogous

#718A17 #378A17 #178A30

triadic

#378A17 #17378A #8A1737

tetradic

#378A17 #17718A #6A178A #8A3017

square

#378A17 #17718A #6A178A #8A3017

split-complementary

#378A17 #30178A #8A1771

monochromatic

#0D2106 #22560E #378A17 #4CBE20 #6ADF3D

Accessibility & contrast

On white

4.37

#378A17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#378A17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378A17

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378A17	#FFFFFF	#000000	##000000
##378A17	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#847625

Tritanopia (blue-blind)

#2E8575

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #378a17;
/* rgb */ color: rgb(55, 138, 23);
/* oklch */ color: oklch(56.0% 0.166 139.1);

Tailwind

colors: {
  custom: {
    50: '#79ad5f',
    500: '#378a17',
    950: '#000000',
  },
}

SCSS

$custom: #378a17;
$custom-light: #79ad5f;
$custom-dark: #000000;

JSON

{
  "hex": "#378a17",
  "rgb": {
    "r": 55,
    "g": 138,
    "b": 23
  },
  "hsl": {
    "h": 103.304,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56044,
    "c": 0.16558,
    "h": 139.1
  },
  "luminance": 0.19051
}

Semantic roles & 50–950 ramp

primary

#378A17

secondary

#9A3FBE

accent

#3AEEBC

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #378A17

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

Preview Lab → · Contrast checker → · Palette generator →