#51F28F#51F28F

#51F28F is a very light, vivid green. Relative luminance 0.672; OKLCH L 85.5% C 0.192 H 152.4°. Best body text is #000000 at 14.45:1 contrast (WCAG AA passes).

Color values

HEX#51F28F
RGBrgb(81, 242, 143)
HSLhsl(143, 86%, 63%)
HSVhsv(143, 67%, 95%)
CMYKcmyk(66.5%, 0%, 40.9%, 5.1%)
CIE-LABlab(85.62, -63.02, 35.84)
CIE-LCHlch(85.62, 72.49, 150.37°)
OKLaboklab(85.46% -0.17 0.0888)
OKLCHoklch(85.46% 0.192 152.4)
XYZxyz(40.1000, 67.2324, 36.8451)
Luminance0.6724 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51F28F #F251B4
analogous
#63F251 #51F28F #51F2E0
triadic
#51F28F #8F51F2 #F28F51
tetradic
#51F28F #5163F2 #F251B4 #F2E051
square
#51F28F #5163F2 #F251B4 #F2E051
split-complementary
#51F28F #E051F2 #F25163
monochromatic
#0EBB50 #18EE6A #51F28F #8AF6B4 #C3FBD8

Accessibility & contrast

On white

1.45
#51F28F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.45
#51F28F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F28F
14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51F28F#FFFFFF#000000##000000
##51F28F1.001.4514.4514.45
#FFFFFF1.451.0021.0021.00
#00000014.4521.001.001.00
##00000014.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#F2DF88
Deuteranopia (green-blind)
#DED096
Tritanopia (blue-blind)
#00EFDA
Achromatopsia (no color)
#D6D6D6

Design tokens & code

CSS
--color: #51f28f;
/* rgb */ color: rgb(81, 242, 143);
/* oklch */ color: oklch(85.5% 0.192 152.4);
Tailwind
colors: {
  custom: {
    50: '#93f7b1',
    500: '#51f28f',
    950: '#000000',
  },
}
SCSS
$custom: #51f28f;
$custom-light: #93f7b1;
$custom-dark: #000000;
JSON
{
  "hex": "#51f28f",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 143
  },
  "hsl": {
    "h": 143.106,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85456,
    "c": 0.19184,
    "h": 152.4
  },
  "luminance": 0.67237
}

Semantic roles & 50–950 ramp

primary
#51F28F
secondary
#B92E84
accent
#038CE3
background
#FCFFFD
surface
#F5FFF7
border
#CFD7D0
text
#0F1711
muted
#808581

Preview Lab

Preview with #51F28F

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

Preview Lab → · Contrast checker → · Palette generator →

#51F28F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva