#428E1D#428E1D

#428E1D is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.6% C 0.162 H 137.8°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX#428E1D
RGBrgb(66, 142, 29)
HSLhsl(100, 66%, 34%)
HSVhsv(100, 80%, 56%)
CMYKcmyk(53.5%, 0%, 79.6%, 44.3%)
CIE-LABlab(52.50, -43.45, 48.97)
CIE-LCHlch(52.50, 65.47, 131.58°)
OKLaboklab(57.61% -0.1203 0.109)
OKLCHoklch(57.61% 0.162 137.8)
XYZxyz(12.1411, 20.5920, 4.4970)
Luminance0.2059 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#428E1D #691D8E
analogous
#7A8E1D #428E1D #1D8E30
triadic
#428E1D #1D428E #8E1D42
tetradic
#428E1D #1D7A8E #691D8E #8E301D
square
#428E1D #1D7A8E #691D8E #8E301D
split-complementary
#428E1D #301D8E #8E1D7A
monochromatic
#132808 #2A5B13 #428E1D #5AC127 #7ADA4B

Accessibility & contrast

On white

4.10
#428E1D on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.12
#428E1D on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E1D
5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##428E1D#FFFFFF#000000##000000
##428E1D1.004.105.125.12
#FFFFFF4.101.0021.0021.00
#0000005.1221.001.001.00
##0000005.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#938100
Deuteranopia (green-blind)
#897B2A
Tritanopia (blue-blind)
#3C8979
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #428e1d;
/* rgb */ color: rgb(66, 142, 29);
/* oklch */ color: oklch(57.6% 0.162 137.8);
Tailwind
colors: {
  custom: {
    50: '#7fb063',
    500: '#428e1d',
    950: '#000000',
  },
}
SCSS
$custom: #428e1d;
$custom-light: #7fb063;
$custom-dark: #000000;
JSON
{
  "hex": "#428e1d",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 29
  },
  "hsl": {
    "h": 100.354,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57612,
    "c": 0.16237,
    "h": 137.8
  },
  "luminance": 0.20593
}

Semantic roles & 50–950 ramp

primary
#428E1D
secondary
#974ABD
accent
#3FE9B1
background
#F8FAF6
surface
#EFF5EB
border
#CACFC6
text
#0B1006
muted
#7C7F7A

Preview Lab

Preview with #428E1D

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

Preview Lab → · Contrast checker → · Palette generator →

#428E1D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva