#51DA4A#51DA4A

#51DA4A is a light, highly saturated green. Relative luminance 0.524; OKLCH L 78.5% C 0.219 H 142.4°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX#51DA4A
RGBrgb(81, 218, 74)
HSLhsl(117, 66%, 57%)
HSVhsv(117, 66%, 85%)
CMYKcmyk(62.8%, 0%, 66.1%, 14.5%)
CIE-LABlab(77.51, -63.77, 57.88)
CIE-LCHlch(77.51, 86.12, 137.77°)
OKLaboklab(78.5% -0.1735 0.1334)
OKLCHoklch(78.5% 0.219 142.4)
XYZxyz(29.6991, 52.3836, 15.0232)
Luminance0.5239 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DA4A #D34ADA
analogous
#99DA4A #51DA4A #4ADA8B
triadic
#51DA4A #4A51DA #DA4A51
tetradic
#51DA4A #4A99DA #D34ADA #DA8B4A
square
#51DA4A #4A99DA #D34ADA #DA8B4A
split-complementary
#51DA4A #8B4ADA #DA4A99
monochromatic
#228D1D #2FC027 #51DA4A #82E47D #B3EFB0

Accessibility & contrast

On white

1.83
#51DA4A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.48
#51DA4A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA4A
11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DA4A#FFFFFF#000000##000000
##51DA4A1.001.8311.4811.48
#FFFFFF1.831.0021.0021.00
#00000011.4821.001.001.00
##00000011.4821.001.001.00

Color blindness preview

Protanopia (red-blind)
#DFC637
Deuteranopia (green-blind)
#CEBB57
Tritanopia (blue-blind)
#36D4BD
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #51da4a;
/* rgb */ color: rgb(81, 218, 74);
/* oklch */ color: oklch(78.5% 0.219 142.4);
Tailwind
colors: {
  custom: {
    50: '#91e783',
    500: '#51da4a',
    950: '#000000',
  },
}
SCSS
$custom: #51da4a;
$custom-light: #91e783;
$custom-dark: #000000;
JSON
{
  "hex": "#51da4a",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 74
  },
  "hsl": {
    "h": 117.083,
    "s": 66.055,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78497,
    "c": 0.21889,
    "h": 142.4
  },
  "luminance": 0.52387
}

Semantic roles & 50–950 ramp

primary
#51DA4A
secondary
#8E3692
accent
#3FE9E1
background
#FCFEFB
surface
#F5FDF2
border
#CFD5CC
text
#0E160B
muted
#7F847E

Preview Lab

Preview with #51DA4A

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

Preview Lab → · Contrast checker → · Palette generator →

#51DA4A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva