#428528#428528

#428528 is a mid, vivid green. Relative luminance 0.181; OKLCH L 55.2% C 0.144 H 138.3°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#428528
RGB	rgb(66, 133, 40)
HSL	hsl(103, 54%, 34%)
HSV	hsv(103, 70%, 52%)
CMYK	cmyk(50.4%, 0%, 69.9%, 47.8%)
CIE-LAB	lab(49.60, -38.97, 41.88)
CIE-LCH	lch(49.60, 57.21, 132.94°)
OKLab	oklab(55.25% -0.1075 0.0958)
OKLCH	oklch(55.25% 0.144 138.3)
XYZ	xyz(11.0169, 18.0857, 4.9174)
Luminance	0.1809 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428528 #6B2885

analogous

#718528 #428528 #28853D

triadic

#428528 #284285 #852842

tetradic

#428528 #287185 #6B2885 #853D28

square

#428528 #287185 #6B2885 #853D28

split-complementary

#428528 #3D2885 #852871

monochromatic

#13270C #2B561A #428528 #59B436 #7ACD5A

Accessibility & contrast

On white

4.55

#428528 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#428528 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428528

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428528	#FFFFFF	#000000	##000000
##428528	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89791B

Deuteranopia (green-blind)

#807430

Tritanopia (blue-blind)

#3D8072

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #428528;
/* rgb */ color: rgb(66, 133, 40);
/* oklch */ color: oklch(55.2% 0.144 138.3);

Tailwind

colors: {
  custom: {
    50: '#7da967',
    500: '#428528',
    950: '#000000',
  },
}

SCSS

$custom: #428528;
$custom-light: #7da967;
$custom-dark: #000000;

JSON

{
  "hex": "#428528",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 40
  },
  "hsl": {
    "h": 103.226,
    "s": 53.757,
    "l": 33.922
  },
  "oklch": {
    "l": 0.55249,
    "c": 0.14399,
    "h": 138.3
  },
  "luminance": 0.18087
}

Semantic roles & 50–950 ramp

primary

#428528

secondary

#9956B3

accent

#4BDDB4

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #428528

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

Preview Lab → · Contrast checker → · Palette generator →