#378D10#378D10

#378D10 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.8% C 0.172 H 138.8°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX#378D10
RGBrgb(55, 141, 16)
HSLhsl(101, 80%, 31%)
HSVhsv(101, 89%, 55%)
CMYKcmyk(61%, 0%, 88.7%, 44.7%)
CIE-LABlab(51.72, -46.82, 51.74)
CIE-LCHlch(51.72, 69.78, 132.14°)
OKLaboklab(56.84% -0.1293 0.1131)
OKLCHoklch(56.84% 0.172 138.8)
XYZxyz(11.1935, 19.8984, 3.7410)
Luminance0.1990 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#378D10 #66108D
analogous
#758D10 #378D10 #108D27
triadic
#378D10 #10378D #8D1037
tetradic
#378D10 #10758D #66108D #8D2710
square
#378D10 #10758D #66108D #8D2710
split-complementary
#378D10 #27108D #8D1075
monochromatic
#0C1F04 #22560A #378D10 #4CC416 #69E730

Accessibility & contrast

On white

4.22
#378D10 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.98
#378D10 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D10
4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##378D10#FFFFFF#000000##000000
##378D101.004.224.984.98
#FFFFFF4.221.0021.0021.00
#0000004.9821.001.001.00
##0000004.9821.001.001.00

Color blindness preview

Protanopia (red-blind)
#918000
Deuteranopia (green-blind)
#877922
Tritanopia (blue-blind)
#2D8877
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #378d10;
/* rgb */ color: rgb(55, 141, 16);
/* oklch */ color: oklch(56.8% 0.172 138.8);
Tailwind
colors: {
  custom: {
    50: '#79af5d',
    500: '#378d10',
    950: '#000000',
  },
}
SCSS
$custom: #378d10;
$custom-light: #79af5d;
$custom-dark: #000000;
JSON
{
  "hex": "#378d10",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 16
  },
  "hsl": {
    "h": 101.28,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.56843,
    "c": 0.1718,
    "h": 138.8
  },
  "luminance": 0.19899
}

Semantic roles & 50–950 ramp

primary
#378D10
secondary
#9637C2
accent
#32F6B9
background
#F7FAF5
surface
#EEF5EA
border
#C9CFC6
text
#0A1005
muted
#7C7F79

Preview Lab

Preview with #378D10

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

Preview Lab → · Contrast checker → · Palette generator →

#378D10 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva