#51DA4C#51DA4C

#51DA4C is a light, highly saturated green. Relative luminance 0.524; OKLCH L 78.5% C 0.218 H 142.7°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX#51DA4C
RGBrgb(81, 218, 76)
HSLhsl(118, 66%, 58%)
HSVhsv(118, 65%, 85%)
CMYKcmyk(62.8%, 0%, 65.1%, 14.5%)
CIE-LABlab(77.53, -63.58, 57.08)
CIE-LCHlch(77.53, 85.44, 138.08°)
OKLaboklab(78.52% -0.1729 0.132)
OKLCHoklch(78.52% 0.218 142.7)
XYZxyz(29.7676, 52.4110, 15.3837)
Luminance0.5241 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DA4C #D54CDA
analogous
#98DA4C #51DA4C #4CDA8E
triadic
#51DA4C #4C51DA #DA4C51
tetradic
#51DA4C #4C98DA #D54CDA #DA8E4C
square
#51DA4C #4C98DA #D54CDA #DA8E4C
split-complementary
#51DA4C #8E4CDA #DA4C98
monochromatic
#218E1D #2DC128 #51DA4C #82E47F #B4EFB1

Accessibility & contrast

On white

1.83
#51DA4C on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.48
#51DA4C on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA4C
11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DA4C#FFFFFF#000000##000000
##51DA4C1.001.8311.4811.48
#FFFFFF1.831.0021.0021.00
#00000011.4821.001.001.00
##00000011.4821.001.001.00

Color blindness preview

Protanopia (red-blind)
#DFC63A
Deuteranopia (green-blind)
#CEBB59
Tritanopia (blue-blind)
#36D4BD
Achromatopsia (no color)
#C0C0C0

Design tokens & code

CSS
--color: #51da4c;
/* rgb */ color: rgb(81, 218, 76);
/* oklch */ color: oklch(78.5% 0.218 142.7);
Tailwind
colors: {
  custom: {
    50: '#91e784',
    500: '#51da4c',
    950: '#000000',
  },
}
SCSS
$custom: #51da4c;
$custom-light: #91e784;
$custom-dark: #000000;
JSON
{
  "hex": "#51da4c",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 76
  },
  "hsl": {
    "h": 117.887,
    "s": 65.741,
    "l": 57.647
  },
  "oklch": {
    "l": 0.78516,
    "c": 0.21751,
    "h": 142.7
  },
  "luminance": 0.52414
}

Semantic roles & 50–950 ramp

primary
#51DA4C
secondary
#903794
accent
#3FE9E3
background
#FCFEFB
surface
#F5FDF2
border
#CFD5CC
text
#0E160B
muted
#7F847E

Preview Lab

Preview with #51DA4C

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

Preview Lab → · Contrast checker → · Palette generator →

#51DA4C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva