#51E23F#51E23F

#51E23F is a light, highly saturated green. Relative luminance 0.565; OKLCH L 80.4% C 0.235 H 141.5°. Best body text is #000000 at 12.30:1 contrast (WCAG AA passes).

Color values

HEX#51E23F
RGBrgb(81, 226, 63)
HSLhsl(113, 74%, 57%)
HSVhsv(113, 72%, 89%)
CMYKcmyk(64.2%, 0%, 72.1%, 11.4%)
CIE-LABlab(79.90, -67.39, 64.52)
CIE-LCHlch(79.90, 93.29, 136.25°)
OKLaboklab(80.45% -0.1839 0.146)
OKLCHoklch(80.45% 0.235 141.5)
XYZxyz(31.4852, 56.4978, 13.9476)
Luminance0.5650 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51E23F #D03FE2
analogous
#A3E23F #51E23F #3FE27F
triadic
#51E23F #3F51E2 #E23F51
tetradic
#51E23F #3FA3E2 #D03FE2 #E27F3F
square
#51E23F #3FA3E2 #D03FE2 #E27F3F
split-complementary
#51E23F #7F3FE2 #E23FA3
monochromatic
#239116 #30C61E #51E23F #81EA74 #B1F2A9

Accessibility & contrast

On white

1.71
#51E23F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.30
#51E23F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E23F
12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51E23F#FFFFFF#000000##000000
##51E23F1.001.7112.3012.30
#FFFFFF1.711.0021.0021.00
#00000012.3021.001.001.00
##00000012.3021.001.001.00

Color blindness preview

Protanopia (red-blind)
#E7CD21
Deuteranopia (green-blind)
#D6C250
Tritanopia (blue-blind)
#35DBC2
Achromatopsia (no color)
#C6C6C6

Design tokens & code

CSS
--color: #51e23f;
/* rgb */ color: rgb(81, 226, 63);
/* oklch */ color: oklch(80.4% 0.235 141.5);
Tailwind
colors: {
  custom: {
    50: '#93ec7e',
    500: '#51e23f',
    950: '#000000',
  },
}
SCSS
$custom: #51e23f;
$custom-light: #93ec7e;
$custom-dark: #000000;
JSON
{
  "hex": "#51e23f",
  "rgb": {
    "r": 81,
    "g": 226,
    "b": 63
  },
  "hsl": {
    "h": 113.374,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.80447,
    "c": 0.23482,
    "h": 141.5
  },
  "luminance": 0.56501
}

Semantic roles & 50–950 ramp

primary
#51E23F
secondary
#8A3096
accent
#37F0DC
background
#FCFFFB
surface
#F5FEF2
border
#CFD6CC
text
#0F160A
muted
#80857D

Preview Lab

Preview with #51E23F

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

Preview Lab → · Contrast checker → · Palette generator →

#51E23F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva