#428118#428118

#428118 is a mid, vivid yellow-green. Relative luminance 0.169; OKLCH L 54.0% C 0.149 H 136.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#428118
RGB	rgb(66, 129, 24)
HSL	hsl(96, 69%, 30%)
HSV	hsv(96, 81%, 51%)
CMYK	cmyk(48.8%, 0%, 81.4%, 49.4%)
CIE-LAB	lab(48.16, -38.49, 46.50)
CIE-LCH	lch(48.16, 60.36, 129.62°)
OKLab	oklab(54.04% -0.1073 0.1031)
OKLCH	oklch(54.04% 0.149 136.1)
XYZ	xyz(10.2616, 16.9240, 3.5899)
Luminance	0.1693 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428118 #571881

analogous

#768118 #428118 #188123

triadic

#428118 #184281 #811842

tetradic

#428118 #187681 #571881 #812318

square

#428118 #187681 #571881 #812318

split-complementary

#428118 #231881 #811876

monochromatic

#0D1A05 #284D0E #428118 #5CB522 #7ADA39

Accessibility & contrast

On white

4.79

#428118 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#428118 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #428118

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428118	#FFFFFF	#000000	##FFFFFF
##428118	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867600

Deuteranopia (green-blind)

#7E7024

Tritanopia (blue-blind)

#3F7C6E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #428118;
/* rgb */ color: rgb(66, 129, 24);
/* oklch */ color: oklch(54.0% 0.149 136.1);

Tailwind

colors: {
  custom: {
    50: '#7da65f',
    500: '#428118',
    950: '#000000',
  },
}

SCSS

$custom: #428118;
$custom-light: #7da65f;
$custom-dark: #000000;

JSON

{
  "hex": "#428118",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 24
  },
  "hsl": {
    "h": 96,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.54035,
    "c": 0.14878,
    "h": 136.1
  },
  "luminance": 0.16925
}

Semantic roles & 50–950 ramp

primary

#428118

secondary

#8640B5

accent

#3CEBA5

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #428118

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

Preview Lab → · Contrast checker → · Palette generator →