#428828#428828

#428828 is a mid, vivid green. Relative luminance 0.189; OKLCH L 56.1% C 0.148 H 138.5°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#428828
RGB	rgb(66, 136, 40)
HSL	hsl(104, 55%, 35%)
HSV	hsv(104, 71%, 53%)
CMYK	cmyk(51.5%, 0%, 70.6%, 46.7%)
CIE-LAB	lab(50.59, -40.21, 42.93)
CIE-LCH	lch(50.59, 58.82, 133.13°)
OKLab	oklab(56.07% -0.1109 0.098)
OKLCH	oklch(56.07% 0.148 138.5)
XYZ	xyz(11.4335, 18.9189, 5.0563)
Luminance	0.1892 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428828 #6E2888

analogous

#728828 #428828 #28883E

triadic

#428828 #284288 #882842

tetradic

#428828 #287288 #6E2888 #883E28

square

#428828 #287288 #6E2888 #883E28

split-complementary

#428828 #3E2888 #882872

monochromatic

#14290C #2B591A #428828 #59B736 #7BCF5B

Accessibility & contrast

On white

4.39

#428828 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#428828 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428828

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428828	#FFFFFF	#000000	##000000
##428828	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7C1A

Deuteranopia (green-blind)

#837631

Tritanopia (blue-blind)

#3C8375

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #428828;
/* rgb */ color: rgb(66, 136, 40);
/* oklch */ color: oklch(56.1% 0.148 138.5);

Tailwind

colors: {
  custom: {
    50: '#7dab67',
    500: '#428828',
    950: '#000000',
  },
}

SCSS

$custom: #428828;
$custom-light: #7dab67;
$custom-dark: #000000;

JSON

{
  "hex": "#428828",
  "rgb": {
    "r": 66,
    "g": 136,
    "b": 40
  },
  "hsl": {
    "h": 103.75,
    "s": 54.545,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56065,
    "c": 0.14797,
    "h": 138.5
  },
  "luminance": 0.1892
}

Semantic roles & 50–950 ramp

primary

#428828

secondary

#9B58B4

accent

#4ADEB6

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #428828

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

Preview Lab → · Contrast checker → · Palette generator →