#28AB51#28AB51

#28AB51 is a light, vivid green. Relative luminance 0.302; OKLCH L 65.3% C 0.170 H 148.9°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX#28AB51
RGBrgb(40, 171, 81)
HSLhsl(139, 62%, 41%)
HSVhsv(139, 77%, 67%)
CMYKcmyk(76.6%, 0%, 52.6%, 32.9%)
CIE-LABlab(61.80, -54.06, 36.38)
CIE-LCHlch(61.80, 65.17, 146.06°)
OKLaboklab(65.26% -0.1453 0.0878)
OKLCHoklch(65.26% 0.17 148.9)
XYZxyz(16.9218, 30.1690, 12.7144)
Luminance0.3017 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28AB51 #AB2882
analogous
#41AB28 #28AB51 #28AB93
triadic
#28AB51 #5128AB #AB5128
tetradic
#28AB51 #2841AB #AB2882 #AB9328
square
#28AB51 #2841AB #AB2882 #AB9328
split-complementary
#28AB51 #9328AB #AB2841
monochromatic
#114822 #1C793A #28AB51 #3ED26C #70DE92

Accessibility & contrast

On white

2.99
#28AB51 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.03
#28AB51 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28AB51
7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28AB51#FFFFFF#000000##000000
##28AB511.002.997.037.03
#FFFFFF2.991.0021.0021.00
#0000007.0321.001.001.00
##0000007.0321.001.001.00

Color blindness preview

Protanopia (red-blind)
#AC9C49
Deuteranopia (green-blind)
#9D9158
Tritanopia (blue-blind)
#00A896
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #28ab51;
/* rgb */ color: rgb(40, 171, 81);
/* oklch */ color: oklch(65.3% 0.170 148.9);
Tailwind
colors: {
  custom: {
    50: '#77c584',
    500: '#28ab51',
    950: '#000000',
  },
}
SCSS
$custom: #28ab51;
$custom-light: #77c584;
$custom-dark: #000000;
JSON
{
  "hex": "#28ab51",
  "rgb": {
    "r": 40,
    "g": 171,
    "b": 81
  },
  "hsl": {
    "h": 138.779,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.65259,
    "c": 0.16975,
    "h": 148.9
  },
  "luminance": 0.30171
}

Semantic roles & 50–950 ramp

primary
#28AB51
secondary
#C46AA8
accent
#43B2E5
background
#F7FCF8
surface
#EEF8EF
border
#C9D1CA
text
#0A130B
muted
#7C827C

Preview Lab

Preview with #28AB51

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

Preview Lab → · Contrast checker → · Palette generator →

#28AB51 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva