#378F17#378F17

#378F17 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.4% C 0.171 H 139.3°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#378F17
RGB	rgb(55, 143, 23)
HSL	hsl(104, 72%, 33%)
HSV	hsv(104, 84%, 56%)
CMYK	cmyk(61.5%, 0%, 83.9%, 43.9%)
CIE-LAB	lab(52.42, -47.23, 50.59)
CIE-LCH	lch(52.42, 69.21, 133.03°)
OKLab	oklab(57.43% -0.1301 0.1117)
OKLCH	oklch(57.43% 0.171 139.3)
XYZ	xyz(11.5522, 20.5180, 4.1620)
Luminance	0.2052 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378F17 #6F178F

analogous

#738F17 #378F17 #178F33

triadic

#378F17 #17378F #8F1737

tetradic

#378F17 #17738F #6F178F #8F3317

square

#378F17 #17738F #6F178F #8F3317

split-complementary

#378F17 #33178F #8F1773

monochromatic

#0E2606 #235A0F #378F17 #4BC41F #6BE040

Accessibility & contrast

On white

4.11

#378F17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#378F17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378F17

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378F17	#FFFFFF	#000000	##000000
##378F17	1.00	4.11	5.10	5.10
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#897A26

Tritanopia (blue-blind)

#2C8A79

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #378f17;
/* rgb */ color: rgb(55, 143, 23);
/* oklch */ color: oklch(57.4% 0.171 139.3);

Tailwind

colors: {
  custom: {
    50: '#79b160',
    500: '#378f17',
    950: '#000000',
  },
}

SCSS

$custom: #378f17;
$custom-light: #79b160;
$custom-dark: #000000;

JSON

{
  "hex": "#378f17",
  "rgb": {
    "r": 55,
    "g": 143,
    "b": 23
  },
  "hsl": {
    "h": 104,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57427,
    "c": 0.17144,
    "h": 139.3
  },
  "luminance": 0.20519
}

Semantic roles & 50–950 ramp

primary

#378F17

secondary

#9F41C1

accent

#39EFBE

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1105

muted

#7C807A

Preview Lab

Preview with #378F17

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

Preview Lab → · Contrast checker → · Palette generator →