#428623#428623

#428623 is a mid, vivid green. Relative luminance 0.183; OKLCH L 55.5% C 0.149 H 137.7°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#428623
RGB	rgb(66, 134, 35)
HSL	hsl(101, 59%, 33%)
HSV	hsv(101, 74%, 53%)
CMYK	cmyk(50.7%, 0%, 73.9%, 47.5%)
CIE-LAB	lab(49.89, -39.81, 44.23)
CIE-LCH	lch(49.89, 59.51, 131.98°)
OKLab	oklab(55.48% -0.1101 0.1)
OKLCH	oklch(55.48% 0.149 137.7)
XYZ	xyz(11.0749, 18.3290, 4.5441)
Luminance	0.1833 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428623 #672386

analogous

#738623 #428623 #238635

triadic

#428623 #234286 #862342

tetradic

#428623 #237386 #672386 #863523

square

#428623 #237386 #672386 #863523

split-complementary

#428623 #352386 #862373

monochromatic

#12250A #2A5516 #428623 #5AB730 #7AD252

Accessibility & contrast

On white

4.50

#428623 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#428623 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428623

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428623	#FFFFFF	#000000	##000000
##428623	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7A12

Deuteranopia (green-blind)

#81752D

Tritanopia (blue-blind)

#3D8173

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #428623;
/* rgb */ color: rgb(66, 134, 35);
/* oklch */ color: oklch(55.5% 0.149 137.7);

Tailwind

colors: {
  custom: {
    50: '#7daa65',
    500: '#428623',
    950: '#000000',
  },
}

SCSS

$custom: #428623;
$custom-light: #7daa65;
$custom-dark: #000000;

JSON

{
  "hex": "#428623",
  "rgb": {
    "r": 66,
    "g": 134,
    "b": 35
  },
  "hsl": {
    "h": 101.212,
    "s": 58.58,
    "l": 33.137
  },
  "oklch": {
    "l": 0.55478,
    "c": 0.14876,
    "h": 137.7
  },
  "luminance": 0.1833
}

Semantic roles & 50–950 ramp

primary

#428623

secondary

#954FB5

accent

#46E2B1

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #428623

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

Preview Lab → · Contrast checker → · Palette generator →