#28A428#28A428

#28A428 is a light, vivid green. Relative luminance 0.272; OKLCH L 62.9% C 0.192 H 142.9°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX#28A428
RGBrgb(40, 164, 40)
HSLhsl(120, 61%, 40%)
HSVhsv(120, 76%, 64%)
CMYKcmyk(75.6%, 0%, 75.6%, 35.7%)
CIE-LABlab(59.12, -56.41, 51.42)
CIE-LCHlch(59.12, 76.33, 137.65°)
OKLaboklab(62.91% -0.1531 0.116)
OKLCHoklch(62.91% 0.192 142.9)
XYZxyz(14.5326, 27.1536, 6.4823)
Luminance0.2716 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28A428 #A428A4
analogous
#66A428 #28A428 #28A466
triadic
#28A428 #2828A4 #A42828
tetradic
#28A428 #2866A4 #A428A4 #A46628
square
#28A428 #2866A4 #A428A4 #A46628
split-complementary
#28A428 #6628A4 #A42866
monochromatic
#104210 #1C731C #28A428 #3ACF3A #6BDB6B

Accessibility & contrast

On white

3.27
#28A428 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.43
#28A428 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A428
6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28A428#FFFFFF#000000##000000
##28A4281.003.276.436.43
#FFFFFF3.271.0021.0021.00
#0000006.4321.001.001.00
##0000006.4321.001.001.00

Color blindness preview

Protanopia (red-blind)
#A8940E
Deuteranopia (green-blind)
#9A8B36
Tritanopia (blue-blind)
#009F8C
Achromatopsia (no color)
#8E8E8E

Design tokens & code

CSS
--color: #28a428;
/* rgb */ color: rgb(40, 164, 40);
/* oklch */ color: oklch(62.9% 0.192 142.9);
Tailwind
colors: {
  custom: {
    50: '#77c06b',
    500: '#28a428',
    950: '#000000',
  },
}
SCSS
$custom: #28a428;
$custom-light: #77c06b;
$custom-dark: #000000;
JSON
{
  "hex": "#28a428",
  "rgb": {
    "r": 40,
    "g": 164,
    "b": 40
  },
  "hsl": {
    "h": 120,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.62906,
    "c": 0.19208,
    "h": 142.9
  },
  "luminance": 0.27155
}

Semantic roles & 50–950 ramp

primary
#28A428
secondary
#C166C1
accent
#44E4E4
background
#F7FBF6
surface
#EEF7EC
border
#C9D0C7
text
#0A1207
muted
#7C817A

Preview Lab

Preview with #28A428

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

Preview Lab → · Contrast checker → · Palette generator →

#28A428 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva