#21AD28#21AD28

#21AD28 is a light, highly saturated green. Relative luminance 0.304; OKLCH L 65.2% C 0.204 H 143.3°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX#21AD28
RGBrgb(33, 173, 40)
HSLhsl(123, 68%, 40%)
HSVhsv(123, 81%, 68%)
CMYKcmyk(80.9%, 0%, 76.9%, 32.2%)
CIE-LABlab(61.97, -60.25, 54.20)
CIE-LCHlch(61.97, 81.04, 138.03°)
OKLaboklab(65.24% -0.1632 0.1218)
OKLCHoklch(65.24% 0.204 143.3)
XYZxyz(15.9527, 30.3617, 7.0267)
Luminance0.3036 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21AD28 #AD21A6
analogous
#60AD21 #21AD28 #21AD6E
triadic
#21AD28 #2821AD #AD2821
tetradic
#21AD28 #2160AD #AD21A6 #AD6E21
square
#21AD28 #2160AD #AD21A6 #AD6E21
split-complementary
#21AD28 #6E21AD #AD2160
monochromatic
#0D4610 #177A1C #21AD28 #33D83B #66E26D

Accessibility & contrast

On white

2.97
#21AD28 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.07
#21AD28 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AD28
7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21AD28#FFFFFF#000000##000000
##21AD281.002.977.077.07
#FFFFFF2.971.0021.0021.00
#0000007.0721.001.001.00
##0000007.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B19C07
Deuteranopia (green-blind)
#A29237
Tritanopia (blue-blind)
#00A894
Achromatopsia (no color)
#969696

Design tokens & code

CSS
--color: #21ad28;
/* rgb */ color: rgb(33, 173, 40);
/* oklch */ color: oklch(65.2% 0.204 143.3);
Tailwind
colors: {
  custom: {
    50: '#77c76c',
    500: '#21ad28',
    950: '#000000',
  },
}
SCSS
$custom: #21ad28;
$custom-light: #77c76c;
$custom-dark: #000000;
JSON
{
  "hex": "#21ad28",
  "rgb": {
    "r": 33,
    "g": 173,
    "b": 40
  },
  "hsl": {
    "h": 123,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.65242,
    "c": 0.20367,
    "h": 143.3
  },
  "luminance": 0.30364
}

Semantic roles & 50–950 ramp

primary
#21AD28
secondary
#C762C2
accent
#3DE2EB
background
#F8FCF6
surface
#EFF8EC
border
#CAD1C7
text
#0A1307
muted
#7C827A

Preview Lab

Preview with #21AD28

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

Preview Lab → · Contrast checker → · Palette generator →

#21AD28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva