#428218#428218

#428218 is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.3% C 0.150 H 136.3°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#428218
RGB	rgb(66, 130, 24)
HSL	hsl(96, 69%, 30%)
HSV	hsv(96, 82%, 51%)
CMYK	cmyk(49.2%, 0%, 81.5%, 49%)
CIE-LAB	lab(48.50, -38.90, 46.81)
CIE-LCH	lch(48.50, 60.86, 129.73°)
OKLab	oklab(54.31% -0.1084 0.1038)
OKLCH	oklch(54.31% 0.15 136.3)
XYZ	xyz(10.3940, 17.1888, 3.6340)
Luminance	0.1719 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428218 #581882

analogous

#778218 #428218 #188223

triadic

#428218 #184282 #821842

tetradic

#428218 #187782 #581882 #822318

square

#428218 #187782 #581882 #822318

split-complementary

#428218 #231882 #821877

monochromatic

#0E1B05 #284E0E #428218 #5CB622 #7ADB3A

Accessibility & contrast

On white

4.73

#428218 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#428218 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #428218

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428218	#FFFFFF	#000000	##FFFFFF
##428218	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877600

Deuteranopia (green-blind)

#7E7124

Tritanopia (blue-blind)

#3F7D6E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #428218;
/* rgb */ color: rgb(66, 130, 24);
/* oklch */ color: oklch(54.3% 0.150 136.3);

Tailwind

colors: {
  custom: {
    50: '#7da75f',
    500: '#428218',
    950: '#000000',
  },
}

SCSS

$custom: #428218;
$custom-light: #7da75f;
$custom-dark: #000000;

JSON

{
  "hex": "#428218",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 24
  },
  "hsl": {
    "h": 96.226,
    "s": 68.831,
    "l": 30.196
  },
  "oklch": {
    "l": 0.54308,
    "c": 0.15005,
    "h": 136.3
  },
  "luminance": 0.17189
}

Semantic roles & 50–950 ramp

primary

#428218

secondary

#8740B6

accent

#3CECA6

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #428218

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

Preview Lab → · Contrast checker → · Palette generator →