#378E4B#378E4B

#378E4B is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.7% C 0.131 H 148.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX#378E4B
RGBrgb(55, 142, 75)
HSLhsl(134, 44%, 39%)
HSVhsv(134, 61%, 56%)
CMYKcmyk(61.3%, 0%, 47.2%, 44.3%)
CIE-LABlab(52.58, -41.22, 28.05)
CIE-LCHlch(52.58, 49.86, 145.76°)
OKLaboklab(57.72% -0.1114 0.0686)
OKLCHoklch(57.72% 0.131 148.4)
XYZxyz(12.5177, 20.6650, 9.9843)
Luminance0.2067 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#378E4B #8E377A
analogous
#4E8E37 #378E4B #378E76
triadic
#378E4B #4B378E #8E4B37
tetradic
#378E4B #374E8E #8E377A #8E7637
square
#378E4B #374E8E #8E377A #8E7637
split-complementary
#378E4B #76378E #8E374E
monochromatic
#15361C #266234 #378E4B #49B963 #76CA89

Accessibility & contrast

On white

4.09
#378E4B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.13
#378E4B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E4B
5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##378E4B#FFFFFF#000000##000000
##378E4B1.004.095.135.13
#FFFFFF4.091.0021.0021.00
#0000005.1321.001.001.00
##0000005.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#8F8246
Deuteranopia (green-blind)
#847A50
Tritanopia (blue-blind)
#208B7E
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #378e4b;
/* rgb */ color: rgb(55, 142, 75);
/* oklch */ color: oklch(57.7% 0.131 148.4);
Tailwind
colors: {
  custom: {
    50: '#77b07e',
    500: '#378e4b',
    950: '#000000',
  },
}
SCSS
$custom: #378e4b;
$custom-light: #77b07e;
$custom-dark: #000000;
JSON
{
  "hex": "#378e4b",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 75
  },
  "hsl": {
    "h": 133.793,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.57721,
    "c": 0.13087,
    "h": 148.4
  },
  "luminance": 0.20666
}

Semantic roles & 50–950 ramp

primary
#378E4B
secondary
#B36EA3
accent
#54B6D4
background
#F7FAF7
surface
#EEF5EE
border
#C9CFC9
text
#09100A
muted
#7B7F7C

Preview Lab

Preview with #378E4B

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

Preview Lab → · Contrast checker → · Palette generator →

#378E4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva