#428C2A#428C2A

#428C2A is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.2% C 0.152 H 139.1°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#428C2A
RGB	rgb(66, 140, 42)
HSL	hsl(105, 54%, 36%)
HSV	hsv(105, 70%, 55%)
CMYK	cmyk(52.9%, 0%, 70%, 45.1%)
CIE-LAB	lab(51.93, -41.67, 43.49)
CIE-LCH	lch(51.93, 60.23, 133.77°)
OKLab	oklab(57.17% -0.1147 0.0995)
OKLCH	oklch(57.17% 0.152 139.1)
XYZ	xyz(12.0423, 20.0807, 5.4314)
Luminance	0.2008 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C2A #742A8C

analogous

#738C2A #428C2A #2A8C43

triadic

#428C2A #2A428C #8C2A42

tetradic

#428C2A #2A738C #742A8C #8C432A

square

#428C2A #2A738C #742A8C #8C432A

split-complementary

#428C2A #432A8C #8C2A73

monochromatic

#162E0E #2C5D1C #428C2A #58BB38 #7CD061

Accessibility & contrast

On white

4.19

#428C2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#428C2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C2A

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C2A	#FFFFFF	#000000	##000000
##428C2A	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90801C

Deuteranopia (green-blind)

#877933

Tritanopia (blue-blind)

#3B8778

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428c2a;
/* rgb */ color: rgb(66, 140, 42);
/* oklch */ color: oklch(57.2% 0.152 139.1);

Tailwind

colors: {
  custom: {
    50: '#7eae69',
    500: '#428c2a',
    950: '#000000',
  },
}

SCSS

$custom: #428c2a;
$custom-light: #7eae69;
$custom-dark: #000000;

JSON

{
  "hex": "#428c2a",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 42
  },
  "hsl": {
    "h": 105.306,
    "s": 53.846,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57169,
    "c": 0.15178,
    "h": 139.1
  },
  "luminance": 0.20082
}

Semantic roles & 50–950 ramp

primary

#428C2A

secondary

#A05CB5

accent

#4BDDB9

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0A1007

muted

#7C7F7A

Preview Lab

Preview with #428C2A

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

Preview Lab → · Contrast checker → · Palette generator →