#51CE78#51CE78

#51CE78 is a light, vivid green. Relative luminance 0.472; OKLCH L 76.1% C 0.165 H 150.7°. Best body text is #000000 at 10.45:1 contrast (WCAG AA passes).

Color values

HEX#51CE78
RGBrgb(81, 206, 120)
HSLhsl(139, 56%, 56%)
HSVhsv(139, 61%, 81%)
CMYKcmyk(60.7%, 0%, 41.7%, 19.2%)
CIE-LABlab(74.35, -53.39, 32.71)
CIE-LCHlch(74.35, 62.61, 148.51°)
OKLaboklab(76.06% -0.1443 0.0809)
OKLCHoklch(76.06% 0.165 150.7)
XYZxyz(28.8526, 47.2452, 25.3644)
Luminance0.4725 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CE78 #CE51A7
analogous
#69CE51 #51CE78 #51CEB7
triadic
#51CE78 #7851CE #CE7851
tetradic
#51CE78 #5169CE #CE51A7 #CEB751
square
#51CE78 #5169CE #CE51A7 #CEB751
split-complementary
#51CE78 #B751CE #CE5169
monochromatic
#248041 #32B059 #51CE78 #81DB9D #B1E9C2

Accessibility & contrast

On white

2.01
#51CE78 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.45
#51CE78 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CE78
10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CE78#FFFFFF#000000##000000
##51CE781.002.0110.4510.45
#FFFFFF2.011.0021.0021.00
#00000010.4521.001.001.00
##00000010.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFBE72
Deuteranopia (green-blind)
#BFB27E
Tritanopia (blue-blind)
#29CBB9
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #51ce78;
/* rgb */ color: rgb(81, 206, 120);
/* oklch */ color: oklch(76.1% 0.165 150.7);
Tailwind
colors: {
  custom: {
    50: '#8edea0',
    500: '#51ce78',
    950: '#000000',
  },
}
SCSS
$custom: #51ce78;
$custom-light: #8edea0;
$custom-dark: #000000;
JSON
{
  "hex": "#51ce78",
  "rgb": {
    "r": 81,
    "g": 206,
    "b": 120
  },
  "hsl": {
    "h": 138.72,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.76061,
    "c": 0.16544,
    "h": 150.7
  },
  "luminance": 0.47248
}

Semantic roles & 50–950 ramp

primary
#51CE78
secondary
#D7A4C7
accent
#48B0DF
background
#F9FDF9
surface
#F2FBF2
border
#CCD4CC
text
#0D150F
muted
#7E837E

Preview Lab

Preview with #51CE78

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

Preview Lab → · Contrast checker → · Palette generator →

#51CE78 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva