#28B23C#28B23C

#28B23C is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.195 H 144.9°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX#28B23C
RGBrgb(40, 178, 60)
HSLhsl(129, 63%, 43%)
HSVhsv(129, 78%, 70%)
CMYKcmyk(77.5%, 0%, 66.3%, 30.2%)
CIE-LABlab(63.85, -59.13, 48.53)
CIE-LCHlch(63.85, 76.50, 140.63°)
OKLaboklab(66.88% -0.1596 0.1123)
OKLCHoklch(66.88% 0.195 144.9)
XYZxyz(17.6099, 32.6161, 9.6415)
Luminance0.3262 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28B23C #B2289E
analogous
#59B228 #28B23C #28B281
triadic
#28B23C #3C28B2 #B23C28
tetradic
#28B23C #2859B2 #B2289E #B28128
square
#28B23C #2859B2 #B2289E #B28128
split-complementary
#28B23C #8128B2 #B22859
monochromatic
#124E1A #1D802B #28B23C #43D558 #75E084

Accessibility & contrast

On white

2.79
#28B23C on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.52
#28B23C on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B23C
7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28B23C#FFFFFF#000000##000000
##28B23C1.002.797.527.52
#FFFFFF2.791.0021.0021.00
#0000007.5221.001.001.00
##0000007.5221.001.001.00

Color blindness preview

Protanopia (red-blind)
#B5A12D
Deuteranopia (green-blind)
#A69747
Tritanopia (blue-blind)
#00AD9A
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #28b23c;
/* rgb */ color: rgb(40, 178, 60);
/* oklch */ color: oklch(66.9% 0.195 144.9);
Tailwind
colors: {
  custom: {
    50: '#7aca77',
    500: '#28b23c',
    950: '#000000',
  },
}
SCSS
$custom: #28b23c;
$custom-light: #7aca77;
$custom-dark: #000000;
JSON
{
  "hex": "#28b23c",
  "rgb": {
    "r": 40,
    "g": 178,
    "b": 60
  },
  "hsl": {
    "h": 128.696,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66885,
    "c": 0.1952,
    "h": 144.9
  },
  "luminance": 0.32618
}

Semantic roles & 50–950 ramp

primary
#28B23C
secondary
#C76FBA
accent
#41CEE6
background
#F8FCF7
surface
#EFF9ED
border
#CAD2C8
text
#0B1309
muted
#7C827B

Preview Lab

Preview with #28B23C

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

Preview Lab → · Contrast checker → · Palette generator →

#28B23C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva