#51F661#51F661

#51F661 is a very light, highly saturated green. Relative luminance 0.685; OKLCH L 85.8% C 0.235 H 144.6°. Best body text is #000000 at 14.70:1 contrast (WCAG AA passes).

Color values

HEX#51F661
RGBrgb(81, 246, 97)
HSLhsl(126, 90%, 64%)
HSVhsv(126, 67%, 96%)
CMYKcmyk(67.1%, 0%, 60.6%, 3.5%)
CIE-LABlab(86.27, -70.84, 58.07)
CIE-LCHlch(86.27, 91.60, 140.65°)
OKLaboklab(85.81% -0.1916 0.1361)
OKLCHoklch(85.81% 0.235 144.6)
XYZxyz(38.5043, 68.5198, 22.5034)
Luminance0.6852 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51F661 #F651E6
analogous
#94F651 #51F661 #51F6B4
triadic
#51F661 #6151F6 #F66151
tetradic
#51F661 #5194F6 #F651E6 #F6B451
square
#51F661 #5194F6 #F651E6 #F6B451
split-complementary
#51F661 #B451F6 #F65194
monochromatic
#0AC31C #17F32C #51F661 #8BF996 #C5FCCB

Accessibility & contrast

On white

1.43
#51F661 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.70
#51F661 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F661
14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51F661#FFFFFF#000000##000000
##51F6611.001.4314.7014.70
#FFFFFF1.431.0021.0021.00
#00000014.7021.001.001.00
##00000014.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#FAE050
Deuteranopia (green-blind)
#E7D36D
Tritanopia (blue-blind)
#1BF0D6
Achromatopsia (no color)
#D8D8D8

Design tokens & code

CSS
--color: #51f661;
/* rgb */ color: rgb(81, 246, 97);
/* oklch */ color: oklch(85.8% 0.235 144.6);
Tailwind
colors: {
  custom: {
    50: '#95fa93',
    500: '#51f661',
    950: '#000000',
  },
}
SCSS
$custom: #51f661;
$custom-light: #95fa93;
$custom-dark: #000000;
JSON
{
  "hex": "#51f661",
  "rgb": {
    "r": 81,
    "g": 246,
    "b": 97
  },
  "hsl": {
    "h": 125.818,
    "s": 90.164,
    "l": 64.118
  },
  "oklch": {
    "l": 0.85806,
    "c": 0.23505,
    "h": 144.6
  },
  "luminance": 0.68524
}

Semantic roles & 50–950 ramp

primary
#51F661
secondary
#C02BB1
accent
#00CFE6
background
#FCFFFC
surface
#F5FFF4
border
#CFD7CE
text
#0F170D
muted
#80857F

Preview Lab

Preview with #51F661

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

Preview Lab → · Contrast checker → · Palette generator →

#51F661 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva