#51E256#51E256

#51E256 is a light, highly saturated green. Relative luminance 0.568; OKLCH L 80.7% C 0.220 H 143.7°. Best body text is #000000 at 12.36:1 contrast (WCAG AA passes).

Color values

HEX#51E256
RGBrgb(81, 226, 86)
HSLhsl(122, 71%, 60%)
HSVhsv(122, 64%, 89%)
CMYKcmyk(64.2%, 0%, 61.9%, 11.4%)
CIE-LABlab(80.07, -65.31, 55.74)
CIE-LCHlch(80.07, 85.86, 139.52°)
OKLaboklab(80.65% -0.1771 0.1301)
OKLCHoklch(80.65% 0.22 143.7)
XYZxyz(32.2675, 56.8107, 18.0674)
Luminance0.5681 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51E256 #E251DD
analogous
#94E251 #51E256 #51E29E
triadic
#51E256 #5651E2 #E25651
tetradic
#51E256 #5194E2 #E251DD #E29E51
square
#51E256 #5194E2 #E251DD #E29E51
split-complementary
#51E256 #9E51E2 #E25194
monochromatic
#1A9E1F #23D329 #51E256 #85EB89 #BAF3BC

Accessibility & contrast

On white

1.70
#51E256 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.36
#51E256 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E256
12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51E256#FFFFFF#000000##000000
##51E2561.001.7012.3612.36
#FFFFFF1.701.0021.0021.00
#00000012.3621.001.001.00
##00000012.3621.001.001.00

Color blindness preview

Protanopia (red-blind)
#E6CE46
Deuteranopia (green-blind)
#D5C262
Tritanopia (blue-blind)
#2FDCC4
Achromatopsia (no color)
#C7C7C7

Design tokens & code

CSS
--color: #51e256;
/* rgb */ color: rgb(81, 226, 86);
/* oklch */ color: oklch(80.7% 0.220 143.7);
Tailwind
colors: {
  custom: {
    50: '#92ec8b',
    500: '#51e256',
    950: '#000000',
  },
}
SCSS
$custom: #51e256;
$custom-light: #92ec8b;
$custom-dark: #000000;
JSON
{
  "hex": "#51e256",
  "rgb": {
    "r": 81,
    "g": 226,
    "b": 86
  },
  "hsl": {
    "h": 122.069,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.8065,
    "c": 0.21977,
    "h": 143.7
  },
  "luminance": 0.56814
}

Semantic roles & 50–950 ramp

primary
#51E256
secondary
#A1369E
accent
#12CDD3
background
#FCFFFC
surface
#F5FEF4
border
#CFD6CE
text
#0E160C
muted
#7F857F

Preview Lab

Preview with #51E256

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

Preview Lab → · Contrast checker → · Palette generator →

#51E256 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva