#51C22A#51C22A

#51C22A is a light, highly saturated green. Relative luminance 0.405; OKLCH L 72.1% C 0.210 H 139.3°. Best body text is #000000 at 9.10:1 contrast (WCAG AA passes).

Color values

HEX#51C22A
RGBrgb(81, 194, 42)
HSLhsl(105, 64%, 46%)
HSVhsv(105, 78%, 76%)
CMYKcmyk(58.2%, 0%, 78.4%, 23.9%)
CIE-LABlab(69.82, -57.89, 61.53)
CIE-LCHlch(69.82, 84.48, 133.25°)
OKLaboklab(72.08% -0.1594 0.137)
OKLCHoklch(72.08% 0.21 139.3)
XYZxyz(23.1021, 40.4980, 8.7895)
Luminance0.4050 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51C22A #9B2AC2
analogous
#9DC22A #51C22A #2AC24F
triadic
#51C22A #2A51C2 #C22A51
tetradic
#51C22A #2A9DC2 #9B2AC2 #C24F2A
square
#51C22A #2A9DC2 #9B2AC2 #C24F2A
split-complementary
#51C22A #4F2AC2 #C22A9D
monochromatic
#275D14 #3C901F #51C22A #73D950 #9BE482

Accessibility & contrast

On white

2.31
#51C22A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.10
#51C22A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C22A
9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51C22A#FFFFFF#000000##000000
##51C22A1.002.319.109.10
#FFFFFF2.311.0021.0021.00
#0000009.1021.001.001.00
##0000009.1021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C8B000
Deuteranopia (green-blind)
#BAA73C
Tritanopia (blue-blind)
#44BBA6
Achromatopsia (no color)
#ABABAB

Design tokens & code

CSS
--color: #51c22a;
/* rgb */ color: rgb(81, 194, 42);
/* oklch */ color: oklch(72.1% 0.210 139.3);
Tailwind
colors: {
  custom: {
    50: '#8ed570',
    500: '#51c22a',
    950: '#000000',
  },
}
SCSS
$custom: #51c22a;
$custom-light: #8ed570;
$custom-dark: #000000;
JSON
{
  "hex": "#51c22a",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 42
  },
  "hsl": {
    "h": 104.605,
    "s": 64.407,
    "l": 46.275
  },
  "oklch": {
    "l": 0.72075,
    "c": 0.21015,
    "h": 139.3
  },
  "luminance": 0.405
}

Semantic roles & 50–950 ramp

primary
#51C22A
secondary
#B87BCD
accent
#40E7BD
background
#F9FDF7
surface
#F2FAED
border
#CCD3C8
text
#0E1408
muted
#7E837B

Preview Lab

Preview with #51C22A

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

Preview Lab → · Contrast checker → · Palette generator →

#51C22A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva