#21A555#21A555

#21A555 is a light, vivid green. Relative luminance 0.279; OKLCH L 63.6% C 0.160 H 151.0°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX#21A555
RGBrgb(33, 165, 85)
HSLhsl(144, 67%, 39%)
HSVhsv(144, 80%, 65%)
CMYKcmyk(80%, 0%, 48.5%, 35.3%)
CIE-LABlab(59.79, -52.21, 31.82)
CIE-LCHlch(59.79, 61.14, 148.64°)
OKLaboklab(63.58% -0.1402 0.0777)
OKLCHoklch(63.58% 0.16 151)
XYZxyz(15.7206, 27.8876, 13.1469)
Luminance0.2789 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21A555 #A52171
analogous
#2FA521 #21A555 #21A597
triadic
#21A555 #5521A5 #A55521
tetradic
#21A555 #212FA5 #A52171 #A59721
square
#21A555 #212FA5 #A52171 #A59721
split-complementary
#21A555 #9721A5 #A5212F
monochromatic
#0D3F20 #17723B #21A555 #2ED570 #61DF93

Accessibility & contrast

On white

3.19
#21A555 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.58
#21A555 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A555
6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21A555#FFFFFF#000000##000000
##21A5551.003.196.586.58
#FFFFFF3.191.0021.0021.00
#0000006.5821.001.001.00
##0000006.5821.001.001.00

Color blindness preview

Protanopia (red-blind)
#A6964F
Deuteranopia (green-blind)
#978C5B
Tritanopia (blue-blind)
#00A292
Achromatopsia (no color)
#909090

Design tokens & code

CSS
--color: #21a555;
/* rgb */ color: rgb(33, 165, 85);
/* oklch */ color: oklch(63.6% 0.160 151.0);
Tailwind
colors: {
  custom: {
    50: '#73c186',
    500: '#21a555',
    950: '#000000',
  },
}
SCSS
$custom: #21a555;
$custom-light: #73c186;
$custom-dark: #000000;
JSON
{
  "hex": "#21a555",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 85
  },
  "hsl": {
    "h": 143.636,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63577,
    "c": 0.16027,
    "h": 151
  },
  "luminance": 0.27889
}

Semantic roles & 50–950 ramp

primary
#21A555
secondary
#C45E9C
accent
#3EA6EA
background
#F7FCF8
surface
#EEF8EF
border
#C9D1CA
text
#09120B
muted
#7B817C

Preview Lab

Preview with #21A555

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

Preview Lab → · Contrast checker → · Palette generator →

#21A555 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva