#51E47F#51E47F

#51E47F is a light, vivid green. Relative luminance 0.588; OKLCH L 81.7% C 0.188 H 150.2°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX#51E47F
RGBrgb(81, 228, 127)
HSLhsl(139, 73%, 61%)
HSVhsv(139, 64%, 89%)
CMYKcmyk(64.5%, 0%, 44.3%, 10.6%)
CIE-LABlab(81.16, -60.54, 38.00)
CIE-LCHlch(81.16, 71.48, 147.89°)
OKLaboklab(81.71% -0.1633 0.0934)
OKLCHoklch(81.71% 0.188 150.2)
XYZxyz(34.9648, 58.7648, 29.5746)
Luminance0.5877 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51E47F #E451B6
analogous
#6CE451 #51E47F #51E4C9
triadic
#51E47F #7F51E4 #E47F51
tetradic
#51E47F #516CE4 #E451B6 #E4C951
square
#51E47F #516CE4 #E451B6 #E4C951
split-complementary
#51E47F #C951E4 #E4516C
monochromatic
#19A244 #21D75A #51E47F #86ECA6 #BBF4CD

Accessibility & contrast

On white

1.65
#51E47F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.75
#51E47F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E47F
12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51E47F#FFFFFF#000000##000000
##51E47F1.001.6512.7512.75
#FFFFFF1.651.0021.0021.00
#00000012.7521.001.001.00
##00000012.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#E5D177
Deuteranopia (green-blind)
#D3C486
Tritanopia (blue-blind)
#11E0CC
Achromatopsia (no color)
#CACACA

Design tokens & code

CSS
--color: #51e47f;
/* rgb */ color: rgb(81, 228, 127);
/* oklch */ color: oklch(81.7% 0.188 150.2);
Tailwind
colors: {
  custom: {
    50: '#91eea5',
    500: '#51e47f',
    950: '#000000',
  },
}
SCSS
$custom: #51e47f;
$custom-light: #91eea5;
$custom-dark: #000000;
JSON
{
  "hex": "#51e47f",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 127
  },
  "hsl": {
    "h": 138.776,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81705,
    "c": 0.18813,
    "h": 150.2
  },
  "luminance": 0.58768
}

Semantic roles & 50–950 ramp

primary
#51E47F
secondary
#A43581
accent
#1098D5
background
#FCFFFC
surface
#F5FEF6
border
#CFD6D0
text
#0E160F
muted
#7F8580

Preview Lab

Preview with #51E47F

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

Preview Lab → · Contrast checker → · Palette generator →

#51E47F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva