#51F289#51F289

#51F289 is a very light, vivid green. Relative luminance 0.671; OKLCH L 85.4% C 0.197 H 151.1°. Best body text is #000000 at 14.41:1 contrast (WCAG AA passes).

Color values

HEX#51F289
RGBrgb(81, 242, 137)
HSLhsl(141, 86%, 63%)
HSVhsv(141, 67%, 95%)
CMYKcmyk(66.5%, 0%, 43.4%, 5.1%)
CIE-LABlab(85.53, -64.02, 38.69)
CIE-LCHlch(85.53, 74.80, 148.85°)
OKLaboklab(85.35% -0.1726 0.0953)
OKLCHoklch(85.35% 0.197 151.1)
XYZxyz(39.6576, 67.0555, 34.5151)
Luminance0.6706 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51F289 #F251BA
analogous
#69F251 #51F289 #51F2DA
triadic
#51F289 #8951F2 #F28951
tetradic
#51F289 #5169F2 #F251BA #F2DA51
square
#51F289 #5169F2 #F251BA #F2DA51
split-complementary
#51F289 #DA51F2 #F25169
monochromatic
#0EBB4A #18EE62 #51F289 #8AF6B0 #C3FBD6

Accessibility & contrast

On white

1.46
#51F289 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.41
#51F289 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F289
14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51F289#FFFFFF#000000##000000
##51F2891.001.4614.4114.41
#FFFFFF1.461.0021.0021.00
#00000014.4121.001.001.00
##00000014.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#F3DE81
Deuteranopia (green-blind)
#DFD090
Tritanopia (blue-blind)
#00EED9
Achromatopsia (no color)
#D6D6D6

Design tokens & code

CSS
--color: #51f289;
/* rgb */ color: rgb(81, 242, 137);
/* oklch */ color: oklch(85.4% 0.197 151.1);
Tailwind
colors: {
  custom: {
    50: '#93f7ac',
    500: '#51f289',
    950: '#000000',
  },
}
SCSS
$custom: #51f289;
$custom-light: #93f7ac;
$custom-dark: #000000;
JSON
{
  "hex": "#51f289",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 137
  },
  "hsl": {
    "h": 140.87,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85353,
    "c": 0.19715,
    "h": 151.1
  },
  "luminance": 0.6706
}

Semantic roles & 50–950 ramp

primary
#51F289
secondary
#B92E89
accent
#0395E3
background
#FCFFFD
surface
#F5FFF7
border
#CFD7D0
text
#0F1710
muted
#808581

Preview Lab

Preview with #51F289

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

Preview Lab → · Contrast checker → · Palette generator →

#51F289 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva