#428317#428317

#428317 is a mid, vivid yellow-green. Relative luminance 0.175; OKLCH L 54.6% C 0.152 H 136.3°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#428317
RGB	rgb(66, 131, 23)
HSL	hsl(96, 70%, 30%)
HSV	hsv(96, 82%, 51%)
CMYK	cmyk(49.6%, 0%, 82.4%, 48.6%)
CIE-LAB	lab(48.82, -39.37, 47.43)
CIE-LCH	lch(48.82, 61.64, 129.70°)
OKLab	oklab(54.58% -0.1097 0.1049)
OKLCH	oklch(54.58% 0.152 136.3)
XYZ	xyz(10.5174, 17.4520, 3.6248)
Luminance	0.1745 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428317 #581783

analogous

#788317 #428317 #178322

triadic

#428317 #174283 #831742

tetradic

#428317 #177883 #581783 #832217

square

#428317 #177883 #581783 #832217

split-complementary

#428317 #221783 #831778

monochromatic

#0E1B05 #284F0E #428317 #5CB720 #7ADC38

Accessibility & contrast

On white

4.68

#428317 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#428317 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #428317

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428317	#FFFFFF	#000000	##FFFFFF
##428317	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#887700

Deuteranopia (green-blind)

#7F7224

Tritanopia (blue-blind)

#3F7E6F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #428317;
/* rgb */ color: rgb(66, 131, 23);
/* oklch */ color: oklch(54.6% 0.152 136.3);

Tailwind

colors: {
  custom: {
    50: '#7da75e',
    500: '#428317',
    950: '#000000',
  },
}

SCSS

$custom: #428317;
$custom-light: #7da75e;
$custom-dark: #000000;

JSON

{
  "hex": "#428317",
  "rgb": {
    "r": 66,
    "g": 131,
    "b": 23
  },
  "hsl": {
    "h": 96.111,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.54576,
    "c": 0.15179,
    "h": 136.3
  },
  "luminance": 0.17453
}

Semantic roles & 50–950 ramp

primary

#428317

secondary

#873FB7

accent

#3BEDA6

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #428317

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

Preview Lab → · Contrast checker → · Palette generator →