#378B59#378B59

#378B59 is a mid, moderate green. Relative luminance 0.200; OKLCH L 57.2% C 0.113 H 154.4°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#378B59
RGB	rgb(55, 139, 89)
HSL	hsl(144, 43%, 38%)
HSV	hsv(144, 60%, 55%)
CMYK	cmyk(60.4%, 0%, 36%, 45.5%)
CIE-LAB	lab(51.83, -37.37, 19.38)
CIE-LCH	lch(51.83, 42.10, 152.59°)
OKLab	oklab(57.19% -0.1014 0.0487)
OKLCH	oklch(57.19% 0.113 154.4)
XYZ	xyz(12.6103, 19.9975, 12.6446)
Luminance	0.2000 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378B59 #8B3769

analogous

#3F8B37 #378B59 #378B83

triadic

#378B59 #59378B #8B5937

tetradic

#378B59 #373F8B #8B3769 #8B8337

square

#378B59 #373F8B #8B3769 #8B8337

split-complementary

#378B59 #83378B #8B373F

monochromatic

#143321 #265F3D #378B59 #48B775 #74C896

Accessibility & contrast

On white

4.20

#378B59 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#378B59 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378B59

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378B59	#FFFFFF	#000000	##000000
##378B59	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B8056

Deuteranopia (green-blind)

#7F785C

Tritanopia (blue-blind)

#1A897E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #378b59;
/* rgb */ color: rgb(55, 139, 89);
/* oklch */ color: oklch(57.2% 0.113 154.4);

Tailwind

colors: {
  custom: {
    50: '#76ad88',
    500: '#378b59',
    950: '#000000',
  },
}

SCSS

$custom: #378b59;
$custom-light: #76ad88;
$custom-dark: #000000;

JSON

{
  "hex": "#378b59",
  "rgb": {
    "r": 55,
    "g": 139,
    "b": 89
  },
  "hsl": {
    "h": 144.286,
    "s": 43.299,
    "l": 38.039
  },
  "oklch": {
    "l": 0.57186,
    "c": 0.11253,
    "h": 154.4
  },
  "luminance": 0.19999
}

Semantic roles & 50–950 ramp

primary

#378B59

secondary

#B16D95

accent

#55A0D3

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#09100B

muted

#7B7F7C

Preview Lab

Preview with #378B59

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

Preview Lab → · Contrast checker → · Palette generator →