#51DB4A#51DB4A

#51DB4A is a light, highly saturated green. Relative luminance 0.529; OKLCH L 78.8% C 0.220 H 142.5°. Best body text is #000000 at 11.58:1 contrast (WCAG AA passes).

Color values

HEX#51DB4A
RGBrgb(81, 219, 74)
HSLhsl(117, 67%, 57%)
HSVhsv(117, 66%, 86%)
CMYKcmyk(63%, 0%, 66.2%, 14.1%)
CIE-LABlab(77.82, -64.11, 58.21)
CIE-LCHlch(77.82, 86.59, 137.76°)
OKLaboklab(78.75% -0.1745 0.1341)
OKLCHoklch(78.75% 0.22 142.5)
XYZxyz(29.9592, 52.9038, 15.1099)
Luminance0.5291 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DB4A #D44ADB
analogous
#9ADB4A #51DB4A #4ADB8B
triadic
#51DB4A #4A51DB #DB4A51
tetradic
#51DB4A #4A9ADB #D44ADB #DB8B4A
square
#51DB4A #4A9ADB #D44ADB #DB8B4A
split-complementary
#51DB4A #8B4ADB #DB4A9A
monochromatic
#228E1C #2EC126 #51DB4A #82E57D #B3EFB0

Accessibility & contrast

On white

1.81
#51DB4A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.58
#51DB4A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB4A
11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DB4A#FFFFFF#000000##000000
##51DB4A1.001.8111.5811.58
#FFFFFF1.811.0021.0021.00
#00000011.5821.001.001.00
##00000011.5821.001.001.00

Color blindness preview

Protanopia (red-blind)
#E0C737
Deuteranopia (green-blind)
#CFBC57
Tritanopia (blue-blind)
#36D5BD
Achromatopsia (no color)
#C0C0C0

Design tokens & code

CSS
--color: #51db4a;
/* rgb */ color: rgb(81, 219, 74);
/* oklch */ color: oklch(78.8% 0.220 142.5);
Tailwind
colors: {
  custom: {
    50: '#91e783',
    500: '#51db4a',
    950: '#000000',
  },
}
SCSS
$custom: #51db4a;
$custom-light: #91e783;
$custom-dark: #000000;
JSON
{
  "hex": "#51db4a",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 74
  },
  "hsl": {
    "h": 117.103,
    "s": 66.82,
    "l": 57.451
  },
  "oklch": {
    "l": 0.78752,
    "c": 0.22006,
    "h": 142.5
  },
  "luminance": 0.52907
}

Semantic roles & 50–950 ramp

primary
#51DB4A
secondary
#8F3694
accent
#3EEAE1
background
#FCFEFB
surface
#F5FDF2
border
#CFD5CC
text
#0E160B
muted
#7F847E

Preview Lab

Preview with #51DB4A

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

Preview Lab → · Contrast checker → · Palette generator →

#51DB4A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva