#21A53B#21A53B

#21A53B is a light, vivid green. Relative luminance 0.275; OKLCH L 63.2% C 0.182 H 145.7°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX#21A53B
RGBrgb(33, 165, 59)
HSLhsl(132, 67%, 39%)
HSVhsv(132, 80%, 65%)
CMYKcmyk(80%, 0%, 64.2%, 35.3%)
CIE-LABlab(59.48, -55.91, 44.09)
CIE-LCHlch(59.48, 71.20, 141.74°)
OKLaboklab(63.22% -0.1506 0.1029)
OKLCHoklch(63.22% 0.182 145.7)
XYZxyz(14.8707, 27.5476, 8.6703)
Luminance0.2755 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21A53B #A5218B
analogous
#49A521 #21A53B #21A57D
triadic
#21A53B #3B21A5 #A53B21
tetradic
#21A53B #2149A5 #A5218B #A57D21
square
#21A53B #2149A5 #A5218B #A57D21
split-complementary
#21A53B #7D21A5 #A52149
monochromatic
#0D3F17 #177229 #21A53B #2ED54F #61DF7A

Accessibility & contrast

On white

3.23
#21A53B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.51
#21A53B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A53B
6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21A53B#FFFFFF#000000##000000
##21A53B1.003.236.516.51
#FFFFFF3.231.0021.0021.00
#0000006.5121.001.001.00
##0000006.5121.001.001.00

Color blindness preview

Protanopia (red-blind)
#A8952E
Deuteranopia (green-blind)
#998B44
Tritanopia (blue-blind)
#00A18F
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #21a53b;
/* rgb */ color: rgb(33, 165, 59);
/* oklch */ color: oklch(63.2% 0.182 145.7);
Tailwind
colors: {
  custom: {
    50: '#74c175',
    500: '#21a53b',
    950: '#000000',
  },
}
SCSS
$custom: #21a53b;
$custom-light: #74c175;
$custom-dark: #000000;
JSON
{
  "hex": "#21a53b",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 59
  },
  "hsl": {
    "h": 131.818,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63221,
    "c": 0.1824,
    "h": 145.7
  },
  "luminance": 0.27549
}

Semantic roles & 50–950 ramp

primary
#21A53B
secondary
#C45EB0
accent
#3EC8EA
background
#F7FCF7
surface
#EEF8ED
border
#C9D1C8
text
#0A1209
muted
#7C817B

Preview Lab

Preview with #21A53B

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

Preview Lab → · Contrast checker → · Palette generator →

#21A53B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva