#21AA3F#21AA3F

#21AA3F is a light, vivid green. Relative luminance 0.294; OKLCH L 64.6% C 0.185 H 146.1°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX#21AA3F
RGBrgb(33, 170, 63)
HSLhsl(133, 67%, 40%)
HSVhsv(133, 81%, 67%)
CMYKcmyk(80.6%, 0%, 62.9%, 33.3%)
CIE-LABlab(61.16, -57.09, 44.19)
CIE-LCHlch(61.16, 72.20, 142.26°)
OKLaboklab(64.63% -0.1537 0.1035)
OKLCHoklch(64.63% 0.185 146.1)
XYZxyz(15.8979, 29.4297, 9.5443)
Luminance0.2943 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21AA3F #AA218C
analogous
#47AA21 #21AA3F #21AA84
triadic
#21AA3F #3F21AA #AA3F21
tetradic
#21AA3F #2147AA #AA218C #AA8421
square
#21AA3F #2147AA #AA218C #AA8421
split-complementary
#21AA3F #8421AA #AA2147
monochromatic
#0D4319 #17772C #21AA3F #31D755 #64E180

Accessibility & contrast

On white

3.05
#21AA3F on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.89
#21AA3F on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21AA3F
6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21AA3F#FFFFFF#000000##000000
##21AA3F1.003.056.896.89
#FFFFFF3.051.0021.0021.00
#0000006.8921.001.001.00
##0000006.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#AD9A33
Deuteranopia (green-blind)
#9E9048
Tritanopia (blue-blind)
#00A693
Achromatopsia (no color)
#949494

Design tokens & code

CSS
--color: #21aa3f;
/* rgb */ color: rgb(33, 170, 63);
/* oklch */ color: oklch(64.6% 0.185 146.1);
Tailwind
colors: {
  custom: {
    50: '#75c578',
    500: '#21aa3f',
    950: '#000000',
  },
}
SCSS
$custom: #21aa3f;
$custom-light: #75c578;
$custom-dark: #000000;
JSON
{
  "hex": "#21aa3f",
  "rgb": {
    "r": 33,
    "g": 170,
    "b": 63
  },
  "hsl": {
    "h": 133.139,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.64629,
    "c": 0.18528,
    "h": 146.1
  },
  "luminance": 0.29432
}

Semantic roles & 50–950 ramp

primary
#21AA3F
secondary
#C661B0
accent
#3DC4EA
background
#F7FCF7
surface
#EEF8ED
border
#C9D1C8
text
#0A1309
muted
#7C827B

Preview Lab

Preview with #21AA3F

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

Preview Lab → · Contrast checker → · Palette generator →

#21AA3F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva