#3FED51#3FED51

#3FED51 is a very light, highly saturated green. Relative luminance 0.622; OKLCH L 83.0% C 0.241 H 144.3°. Best body text is #000000 at 13.44:1 contrast (WCAG AA passes).

Color values

HEX#3FED51
RGBrgb(63, 237, 81)
HSLhsl(126, 83%, 59%)
HSVhsv(126, 73%, 93%)
CMYKcmyk(73.4%, 0%, 65.8%, 7.1%)
CIE-LABlab(83.03, -72.55, 60.95)
CIE-LCHlch(83.03, 94.75, 139.96°)
OKLaboklab(82.98% -0.1961 0.1407)
OKLCHoklch(82.98% 0.241 144.3)
XYZxyz(33.8170, 62.2153, 18.0095)
Luminance0.6222 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FED51 #ED3FDB
analogous
#84ED3F #3FED51 #3FEDA8
triadic
#3FED51 #513FED #ED513F
tetradic
#3FED51 #3F84ED #ED3FDB #EDA83F
square
#3FED51 #3F84ED #ED3FDB #EDA83F
split-complementary
#3FED51 #A83FED #ED3F84
monochromatic
#0FA21E #14DA29 #3FED51 #77F284 #AFF7B6

Accessibility & contrast

On white

1.56
#3FED51 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.44
#3FED51 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FED51
13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FED51#FFFFFF#000000##000000
##3FED511.001.5613.4413.44
#FFFFFF1.561.0021.0021.00
#00000013.4421.001.001.00
##00000013.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#F1D73C
Deuteranopia (green-blind)
#DECA5F
Tritanopia (blue-blind)
#00E7CD
Achromatopsia (no color)
#CFCFCF

Design tokens & code

CSS
--color: #3fed51;
/* rgb */ color: rgb(63, 237, 81);
/* oklch */ color: oklch(83.0% 0.241 144.3);
Tailwind
colors: {
  custom: {
    50: '#8df488',
    500: '#3fed51',
    950: '#000000',
  },
}
SCSS
$custom: #3fed51;
$custom-light: #8df488;
$custom-dark: #000000;
JSON
{
  "hex": "#3fed51",
  "rgb": {
    "r": 63,
    "g": 237,
    "b": 81
  },
  "hsl": {
    "h": 126.207,
    "s": 82.857,
    "l": 58.824
  },
  "oklch": {
    "l": 0.82976,
    "c": 0.24142,
    "h": 144.3
  },
  "luminance": 0.62219
}

Semantic roles & 50–950 ramp

primary
#3FED51
secondary
#A42C98
accent
#2FE4F9
background
#FCFFFC
surface
#F5FFF4
border
#CFD7CE
text
#0E170C
muted
#7F857F

Preview Lab

Preview with #3FED51

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

Preview Lab → · Contrast checker → · Palette generator →

#3FED51 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva