#428417#428417

#428417 is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 54.8% C 0.153 H 136.4°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#428417
RGB	rgb(66, 132, 23)
HSL	hsl(96, 70%, 30%)
HSV	hsv(96, 83%, 52%)
CMYK	cmyk(50%, 0%, 82.6%, 48.2%)
CIE-LAB	lab(49.16, -39.78, 47.74)
CIE-LCH	lch(49.16, 62.14, 129.81°)
OKLab	oklab(54.85% -0.1108 0.1055)
OKLCH	oklch(54.85% 0.153 136.4)
XYZ	xyz(10.6524, 17.7219, 3.6698)
Luminance	0.1772 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428417 #591784

analogous

#798417 #428417 #178422

triadic

#428417 #174284 #841742

tetradic

#428417 #177984 #591784 #842217

square

#428417 #177984 #591784 #842217

split-complementary

#428417 #221784 #841779

monochromatic

#0E1C05 #28500E #428417 #5CB820 #79DC39

Accessibility & contrast

On white

4.62

#428417 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#428417 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #428417

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428417	#FFFFFF	#000000	##FFFFFF
##428417	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#897800

Deuteranopia (green-blind)

#807324

Tritanopia (blue-blind)

#3F7F70

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #428417;
/* rgb */ color: rgb(66, 132, 23);
/* oklch */ color: oklch(54.8% 0.153 136.4);

Tailwind

colors: {
  custom: {
    50: '#7ea85f',
    500: '#428417',
    950: '#000000',
  },
}

SCSS

$custom: #428417;
$custom-light: #7ea85f;
$custom-dark: #000000;

JSON

{
  "hex": "#428417",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 23
  },
  "hsl": {
    "h": 96.33,
    "s": 70.323,
    "l": 30.392
  },
  "oklch": {
    "l": 0.54849,
    "c": 0.15304,
    "h": 136.4
  },
  "luminance": 0.17723
}

Semantic roles & 50–950 ramp

primary

#428417

secondary

#883FB8

accent

#3BEDA7

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #428417

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

Preview Lab → · Contrast checker → · Palette generator →