#51E35B#51E35B

#51E35B is a light, highly saturated green. Relative luminance 0.574; OKLCH L 81.0% C 0.217 H 144.3°. Best body text is #000000 at 12.49:1 contrast (WCAG AA passes).

Color values

HEX#51E35B
RGBrgb(81, 227, 91)
HSLhsl(124, 72%, 60%)
HSVhsv(124, 64%, 89%)
CMYKcmyk(64.3%, 0%, 59.9%, 11%)
CIE-LABlab(80.43, -65.10, 53.99)
CIE-LCHlch(80.43, 84.58, 140.33°)
OKLaboklab(80.96% -0.1764 0.1268)
OKLCHoklch(80.96% 0.217 144.3)
XYZxyz(32.7487, 57.4395, 19.2566)
Luminance0.5744 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51E35B #E351D9
analogous
#90E351 #51E35B #51E3A4
triadic
#51E35B #5B51E3 #E35B51
tetradic
#51E35B #5190E3 #E351D9 #E3A451
square
#51E35B #5190E3 #E351D9 #E3A451
split-complementary
#51E35B #A451E3 #E35190
monochromatic
#1AA023 #22D52E #51E35B #86EB8D #BAF4BE

Accessibility & contrast

On white

1.68
#51E35B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.49
#51E35B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E35B
12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51E35B#FFFFFF#000000##000000
##51E35B1.001.6812.4912.49
#FFFFFF1.681.0021.0021.00
#00000012.4921.001.001.00
##00000012.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#E7CF4C
Deuteranopia (green-blind)
#D5C366
Tritanopia (blue-blind)
#2CDDC6
Achromatopsia (no color)
#C8C8C8

Design tokens & code

CSS
--color: #51e35b;
/* rgb */ color: rgb(81, 227, 91);
/* oklch */ color: oklch(81.0% 0.217 144.3);
Tailwind
colors: {
  custom: {
    50: '#92ed8e',
    500: '#51e35b',
    950: '#000000',
  },
}
SCSS
$custom: #51e35b;
$custom-light: #92ed8e;
$custom-dark: #000000;
JSON
{
  "hex": "#51e35b",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 91
  },
  "hsl": {
    "h": 124.11,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.80957,
    "c": 0.21721,
    "h": 144.3
  },
  "luminance": 0.57443
}

Semantic roles & 50–950 ramp

primary
#51E35B
secondary
#A3359B
accent
#11C7D4
background
#FCFFFC
surface
#F5FEF4
border
#CFD6CE
text
#0E160D
muted
#7F857F

Preview Lab

Preview with #51E35B

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

Preview Lab → · Contrast checker → · Palette generator →

#51E35B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva