#378B52#378B52

#378B52 is a mid, moderate green. Relative luminance 0.199; OKLCH L 57.0% C 0.120 H 151.3°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#378B52
RGB	rgb(55, 139, 82)
HSL	hsl(139, 43%, 38%)
HSV	hsv(139, 60%, 55%)
CMYK	cmyk(60.4%, 0%, 41%, 45.5%)
CIE-LAB	lab(51.71, -38.73, 23.11)
CIE-LCH	lch(51.71, 45.10, 149.17°)
OKLab	oklab(57.04% -0.1048 0.0574)
OKLCH	oklch(57.04% 0.12 151.3)
XYZ	xyz(12.3302, 19.8855, 11.1695)
Luminance	0.1989 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378B52 #8B3770

analogous

#468B37 #378B52 #378B7C

triadic

#378B52 #52378B #8B5237

tetradic

#378B52 #37468B #8B3770 #8B7C37

square

#378B52 #37468B #8B3770 #8B7C37

split-complementary

#378B52 #7C378B #8B3746

monochromatic

#14331E #265F38 #378B52 #48B76C #74C88F

Accessibility & contrast

On white

4.22

#378B52 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#378B52 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378B52

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378B52	#FFFFFF	#000000	##000000
##378B52	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C804E

Deuteranopia (green-blind)

#807856

Tritanopia (blue-blind)

#1E897D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #378b52;
/* rgb */ color: rgb(55, 139, 82);
/* oklch */ color: oklch(57.0% 0.120 151.3);

Tailwind

colors: {
  custom: {
    50: '#76ad83',
    500: '#378b52',
    950: '#000000',
  },
}

SCSS

$custom: #378b52;
$custom-light: #76ad83;
$custom-dark: #000000;

JSON

{
  "hex": "#378b52",
  "rgb": {
    "r": 55,
    "g": 139,
    "b": 82
  },
  "hsl": {
    "h": 139.286,
    "s": 43.299,
    "l": 38.039
  },
  "oklch": {
    "l": 0.5704,
    "c": 0.11952,
    "h": 151.3
  },
  "luminance": 0.19887
}

Semantic roles & 50–950 ramp

primary

#378B52

secondary

#B16D9B

accent

#55AAD3

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#09100A

muted

#7B7F7C

Preview Lab

Preview with #378B52

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

Preview Lab → · Contrast checker → · Palette generator →