#428617#428617

#428617 is a mid, vivid yellow-green. Relative luminance 0.183; OKLCH L 55.4% C 0.155 H 136.6°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX#428617
RGBrgb(66, 134, 23)
HSLhsl(97, 71%, 31%)
HSVhsv(97, 83%, 53%)
CMYKcmyk(50.7%, 0%, 82.8%, 47.5%)
CIE-LABlab(49.82, -40.60, 48.35)
CIE-LCHlch(49.82, 63.13, 130.02°)
OKLaboklab(55.4% -0.113 0.1068)
OKLCHoklch(55.4% 0.156 136.6)
XYZxyz(10.9262, 18.2695, 3.7611)
Luminance0.1827 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#428617 #5B1786
analogous
#798617 #428617 #178623
triadic
#428617 #174286 #861742
tetradic
#428617 #177986 #5B1786 #862317
square
#428617 #177986 #5B1786 #862317
split-complementary
#428617 #231786 #861779
monochromatic
#0F1E05 #28520E #428617 #5CBA20 #79DD3A

Accessibility & contrast

On white

4.51
#428617 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.65
#428617 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428617
4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##428617#FFFFFF#000000##000000
##4286171.004.514.654.65
#FFFFFF4.511.0021.0021.00
#0000004.6521.001.001.00
##0000004.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#8B7A00
Deuteranopia (green-blind)
#827424
Tritanopia (blue-blind)
#3E8172
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #428617;
/* rgb */ color: rgb(66, 134, 23);
/* oklch */ color: oklch(55.4% 0.155 136.6);
Tailwind
colors: {
  custom: {
    50: '#7eaa5f',
    500: '#428617',
    950: '#000000',
  },
}
SCSS
$custom: #428617;
$custom-light: #7eaa5f;
$custom-dark: #000000;
JSON
{
  "hex": "#428617",
  "rgb": {
    "r": 66,
    "g": 134,
    "b": 23
  },
  "hsl": {
    "h": 96.757,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.55396,
    "c": 0.1555,
    "h": 136.6
  },
  "luminance": 0.1827
}

Semantic roles & 50–950 ramp

primary
#428617
secondary
#8A3FBA
accent
#3AEDA8
background
#F8FAF5
surface
#EFF4EA
border
#CACEC6
text
#0B1005
muted
#7C7F79

Preview Lab

Preview with #428617

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

Preview Lab → · Contrast checker → · Palette generator →

#428617 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva