#428131#428131

#428131 is a mid, vivid green. Relative luminance 0.171; OKLCH L 54.3% C 0.131 H 139.5°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#428131
RGB	rgb(66, 129, 49)
HSL	hsl(107, 45%, 35%)
HSV	hsv(107, 62%, 51%)
CMYK	cmyk(48.8%, 0%, 62%, 49.4%)
CIE-LAB	lab(48.36, -36.36, 36.41)
CIE-LCH	lch(48.36, 51.45, 134.96°)
OKLab	oklab(54.26% -0.0998 0.0853)
OKLCH	oklch(54.26% 0.131 139.5)
XYZ	xyz(10.6510, 17.0798, 5.6406)
Luminance	0.1708 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428131 #703181

analogous

#6A8131 #428131 #318148

triadic

#428131 #314281 #813142

tetradic

#428131 #316A81 #703181 #814831

square

#428131 #316A81 #703181 #814831

split-complementary

#428131 #483181 #81316A

monochromatic

#15280F #2B5520 #428131 #59AD42 #7BC567

Accessibility & contrast

On white

4.76

#428131 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#428131 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #428131

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428131	#FFFFFF	#000000	##FFFFFF
##428131	1.00	4.76	4.42	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857628

Deuteranopia (green-blind)

#7C7137

Tritanopia (blue-blind)

#3D7D70

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #428131;
/* rgb */ color: rgb(66, 129, 49);
/* oklch */ color: oklch(54.3% 0.131 139.5);

Tailwind

colors: {
  custom: {
    50: '#7ca66c',
    500: '#428131',
    950: '#000000',
  },
}

SCSS

$custom: #428131;
$custom-light: #7ca66c;
$custom-dark: #000000;

JSON

{
  "hex": "#428131",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 49
  },
  "hsl": {
    "h": 107.25,
    "s": 44.944,
    "l": 34.902
  },
  "oklch": {
    "l": 0.54259,
    "c": 0.13125,
    "h": 139.5
  },
  "luminance": 0.17081
}

Semantic roles & 50–950 ramp

primary

#428131

secondary

#9D61AD

accent

#53D5B9

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F07

muted

#7C7F7A

Preview Lab

Preview with #428131

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

Preview Lab → · Contrast checker → · Palette generator →