#378E39#378E39

#378E39 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.5% C 0.148 H 143.7°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#378E39
RGB	rgb(55, 142, 57)
HSL	hsl(121, 44%, 39%)
HSV	hsv(121, 61%, 56%)
CMYK	cmyk(61.3%, 0%, 59.9%, 44.3%)
CIE-LAB	lab(52.34, -43.85, 37.01)
CIE-LCH	lch(52.34, 57.38, 139.84°)
OKLab	oklab(57.45% -0.119 0.0874)
OKLCH	oklch(57.45% 0.148 143.7)
XYZ	xyz(11.9864, 20.4525, 7.1862)
Luminance	0.2045 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E39 #8E378C

analogous

#608E37 #378E39 #378E64

triadic

#378E39 #39378E #8E3937

tetradic

#378E39 #37608E #8E378C #8E6437

square

#378E39 #37608E #8E378C #8E6437

split-complementary

#378E39 #64378E #8E3760

monochromatic

#153616 #266227 #378E39 #49B94C #76CA78

Accessibility & contrast

On white

4.13

#378E39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#378E39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E39

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E39	#FFFFFF	#000000	##000000
##378E39	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918130

Deuteranopia (green-blind)

#867A40

Tritanopia (blue-blind)

#278A7B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #378e39;
/* rgb */ color: rgb(55, 142, 57);
/* oklch */ color: oklch(57.5% 0.148 143.7);

Tailwind

colors: {
  custom: {
    50: '#78b072',
    500: '#378e39',
    950: '#000000',
  },
}

SCSS

$custom: #378e39;
$custom-light: #78b072;
$custom-dark: #000000;

JSON

{
  "hex": "#378e39",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 57
  },
  "hsl": {
    "h": 121.379,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.5745,
    "c": 0.14767,
    "h": 143.7
  },
  "luminance": 0.20454
}

Semantic roles & 50–950 ramp

primary

#378E39

secondary

#B36EB1

accent

#54D1D4

background

#F7FAF7

surface

#EEF5ED

border

#C9CFC8

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #378E39

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

Preview Lab → · Contrast checker → · Palette generator →