#378E10#378E10

#378E10 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.1% C 0.173 H 138.9°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#378E10
RGB	rgb(55, 142, 16)
HSL	hsl(101, 80%, 31%)
HSV	hsv(101, 89%, 56%)
CMYK	cmyk(61.3%, 0%, 88.7%, 44.3%)
CIE-LAB	lab(52.06, -47.19, 52.03)
CIE-LCH	lch(52.06, 70.25, 132.20°)
OKLab	oklab(57.12% -0.1303 0.1138)
OKLCH	oklch(57.12% 0.173 138.9)
XYZ	xyz(11.3416, 20.1946, 3.7904)
Luminance	0.2020 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E10 #67108E

analogous

#768E10 #378E10 #108E28

triadic

#378E10 #10378E #8E1037

tetradic

#378E10 #10768E #67108E #8E2810

square

#378E10 #10768E #67108E #8E2810

split-complementary

#378E10 #28108E #8E1076

monochromatic

#0C2004 #22570A #378E10 #4CC516 #69E831

Accessibility & contrast

On white

4.17

#378E10 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#378E10 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E10

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E10	#FFFFFF	#000000	##000000
##378E10	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928000

Deuteranopia (green-blind)

#887922

Tritanopia (blue-blind)

#2D8978

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #378e10;
/* rgb */ color: rgb(55, 142, 16);
/* oklch */ color: oklch(57.1% 0.173 138.9);

Tailwind

colors: {
  custom: {
    50: '#7ab05e',
    500: '#378e10',
    950: '#000000',
  },
}

SCSS

$custom: #378e10;
$custom-light: #7ab05e;
$custom-dark: #000000;

JSON

{
  "hex": "#378e10",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 16
  },
  "hsl": {
    "h": 101.429,
    "s": 79.747,
    "l": 30.98
  },
  "oklch": {
    "l": 0.57119,
    "c": 0.17294,
    "h": 138.9
  },
  "luminance": 0.20196
}

Semantic roles & 50–950 ramp

primary

#378E10

secondary

#9737C3

accent

#32F6B9

background

#F7FAF5

surface

#EEF5EA

border

#C9CFC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #378E10

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

Preview Lab → · Contrast checker → · Palette generator →