#51D543#51D543

#51D543 is a light, highly saturated green. Relative luminance 0.497; OKLCH L 77.2% C 0.218 H 141.7°. Best body text is #000000 at 10.95:1 contrast (WCAG AA passes).

Color values

HEX#51D543
RGBrgb(81, 213, 67)
HSLhsl(114, 63%, 55%)
HSVhsv(114, 69%, 84%)
CMYKcmyk(62%, 0%, 68.5%, 16.5%)
CIE-LABlab(75.91, -62.68, 58.92)
CIE-LCHlch(75.91, 86.03, 136.77°)
OKLaboklab(77.16% -0.171 0.1348)
OKLCHoklch(77.16% 0.218 141.7)
XYZxyz(28.1992, 49.7404, 13.4239)
Luminance0.4974 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51D543 #C743D5
analogous
#9AD543 #51D543 #43D57E
triadic
#51D543 #4351D5 #D54351
tetradic
#51D543 #439AD5 #C743D5 #D57E43
square
#51D543 #439AD5 #C743D5 #D57E43
split-complementary
#51D543 #7E43D5 #D5439A
monochromatic
#26811D #35B328 #51D543 #7FE075 #AEEBA7

Accessibility & contrast

On white

1.92
#51D543 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.95
#51D543 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D543
10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51D543#FFFFFF#000000##000000
##51D5431.001.9210.9510.95
#FFFFFF1.921.0021.0021.00
#00000010.9521.001.001.00
##00000010.9521.001.001.00

Color blindness preview

Protanopia (red-blind)
#DAC22D
Deuteranopia (green-blind)
#CAB751
Tritanopia (blue-blind)
#3ACFB8
Achromatopsia (no color)
#BBBBBB

Design tokens & code

CSS
--color: #51d543;
/* rgb */ color: rgb(81, 213, 67);
/* oklch */ color: oklch(77.2% 0.218 141.7);
Tailwind
colors: {
  custom: {
    50: '#91e37e',
    500: '#51d543',
    950: '#000000',
  },
}
SCSS
$custom: #51d543;
$custom-light: #91e37e;
$custom-dark: #000000;
JSON
{
  "hex": "#51d543",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 67
  },
  "hsl": {
    "h": 114.247,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.77157,
    "c": 0.21772,
    "h": 141.7
  },
  "luminance": 0.49743
}

Semantic roles & 50–950 ramp

primary
#51D543
secondary
#D39BD9
accent
#41E7D7
background
#F9FEF8
surface
#F2FCEF
border
#CCD5CA
text
#0E160A
muted
#7E847C

Preview Lab

Preview with #51D543

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

Preview Lab → · Contrast checker → · Palette generator →

#51D543 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva