#51DF55#51DF55

#51DF55 is a light, highly saturated green. Relative luminance 0.552; OKLCH L 79.9% C 0.217 H 143.6°. Best body text is #000000 at 12.04:1 contrast (WCAG AA passes).

Color values

HEX#51DF55
RGBrgb(81, 223, 85)
HSLhsl(122, 69%, 60%)
HSVhsv(122, 64%, 87%)
CMYKcmyk(63.7%, 0%, 61.9%, 12.5%)
CIE-LABlab(79.14, -64.38, 55.12)
CIE-LCHlch(79.14, 84.76, 139.43°)
OKLaboklab(79.88% -0.1747 0.1287)
OKLCHoklch(79.88% 0.217 143.6)
XYZxyz(31.4188, 55.1774, 17.5871)
Luminance0.5518 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DF55 #DF51DB
analogous
#94DF51 #51DF55 #51DF9C
triadic
#51DF55 #5551DF #DF5551
tetradic
#51DF55 #5194DF #DF51DB #DF9C51
square
#51DF55 #5194DF #DF51DB #DF9C51
split-complementary
#51DF55 #9C51DF #DF5194
monochromatic
#1C9920 #26CD2A #51DF55 #85E988 #B8F2BA

Accessibility & contrast

On white

1.74
#51DF55 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.04
#51DF55 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF55
12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DF55#FFFFFF#000000##000000
##51DF551.001.7412.0412.04
#FFFFFF1.741.0021.0021.00
#00000012.0421.001.001.00
##00000012.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#E3CB45
Deuteranopia (green-blind)
#D2BF61
Tritanopia (blue-blind)
#31D9C2
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #51df55;
/* rgb */ color: rgb(81, 223, 85);
/* oklch */ color: oklch(79.9% 0.217 143.6);
Tailwind
colors: {
  custom: {
    50: '#92ea8a',
    500: '#51df55',
    950: '#000000',
  },
}
SCSS
$custom: #51df55;
$custom-light: #92ea8a;
$custom-dark: #000000;
JSON
{
  "hex": "#51df55",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 85
  },
  "hsl": {
    "h": 121.69,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.79878,
    "c": 0.21695,
    "h": 143.6
  },
  "luminance": 0.55181
}

Semantic roles & 50–950 ramp

primary
#51DF55
secondary
#9D379A
accent
#3CE7EC
background
#FCFFFC
surface
#F5FEF4
border
#CFD6CE
text
#0E160C
muted
#7F857F

Preview Lab

Preview with #51DF55

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

Preview Lab → · Contrast checker → · Palette generator →

#51DF55 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva