#378D5B#378D5B

#378D5B is a mid, moderate green. Relative luminance 0.206; OKLCH L 57.8% C 0.114 H 154.8°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#378D5B
RGB	rgb(55, 141, 91)
HSL	hsl(145, 44%, 38%)
HSV	hsv(145, 61%, 55%)
CMYK	cmyk(61%, 0%, 35.5%, 44.7%)
CIE-LAB	lab(52.53, -37.84, 19.19)
CIE-LCH	lch(52.53, 42.43, 153.11°)
OKLab	oklab(57.77% -0.1027 0.0483)
OKLCH	oklch(57.77% 0.114 154.8)
XYZ	xyz(12.9877, 20.6161, 13.1904)
Luminance	0.2062 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D5B #8D3769

analogous

#3E8D37 #378D5B #378D86

triadic

#378D5B #5B378D #8D5B37

tetradic

#378D5B #373E8D #8D3769 #8D8637

square

#378D5B #373E8D #8D3769 #8D8637

split-complementary

#378D5B #86378D #8D373E

monochromatic

#153522 #26613F #378D5B #49B878 #75C998

Accessibility & contrast

On white

4.10

#378D5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#378D5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D5B

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D5B	#FFFFFF	#000000	##000000
##378D5B	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8258

Deuteranopia (green-blind)

#817A5E

Tritanopia (blue-blind)

#178C80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #378d5b;
/* rgb */ color: rgb(55, 141, 91);
/* oklch */ color: oklch(57.8% 0.114 154.8);

Tailwind

colors: {
  custom: {
    50: '#76af89',
    500: '#378d5b',
    950: '#000000',
  },
}

SCSS

$custom: #378d5b;
$custom-light: #76af89;
$custom-dark: #000000;

JSON

{
  "hex": "#378d5b",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 91
  },
  "hsl": {
    "h": 145.116,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.57766,
    "c": 0.11351,
    "h": 154.8
  },
  "luminance": 0.20617
}

Semantic roles & 50–950 ramp

primary

#378D5B

secondary

#B26E95

accent

#549ED4

background

#F7FAF8

surface

#EEF4F0

border

#C9CECB

text

#09100B

muted

#7B7F7C

Preview Lab

Preview with #378D5B

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

Preview Lab → · Contrast checker → · Palette generator →