#51E452#51E452

#51E452 is a light, highly saturated green. Relative luminance 0.578; OKLCH L 81.1% C 0.225 H 143.2°. Best body text is #000000 at 12.57:1 contrast (WCAG AA passes).

Color values

HEX#51E452
RGBrgb(81, 228, 82)
HSLhsl(120, 73%, 61%)
HSVhsv(120, 64%, 89%)
CMYKcmyk(64.5%, 0%, 64%, 10.6%)
CIE-LABlab(80.65, -66.40, 58.06)
CIE-LCHlch(80.65, 88.20, 138.83°)
OKLaboklab(81.12% -0.1803 0.1346)
OKLCHoklch(81.12% 0.225 143.2)
XYZxyz(32.6578, 57.8420, 17.4246)
Luminance0.5785 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51E452 #E451E3
analogous
#99E451 #51E452 #51E49B
triadic
#51E452 #5251E4 #E45251
tetradic
#51E452 #5199E4 #E451E3 #E49B51
square
#51E452 #5199E4 #E451E3 #E49B51
split-complementary
#51E452 #9B51E4 #E45199
monochromatic
#19A21A #21D723 #51E452 #86EC87 #BBF4BB

Accessibility & contrast

On white

1.67
#51E452 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.57
#51E452 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E452
12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51E452#FFFFFF#000000##000000
##51E4521.001.6712.5712.57
#FFFFFF1.671.0021.0021.00
#00000012.5721.001.001.00
##00000012.5721.001.001.00

Color blindness preview

Protanopia (red-blind)
#E9D040
Deuteranopia (green-blind)
#D7C35F
Tritanopia (blue-blind)
#2FDEC6
Achromatopsia (no color)
#C8C8C8

Design tokens & code

CSS
--color: #51e452;
/* rgb */ color: rgb(81, 228, 82);
/* oklch */ color: oklch(81.1% 0.225 143.2);
Tailwind
colors: {
  custom: {
    50: '#93ee88',
    500: '#51e452',
    950: '#000000',
  },
}
SCSS
$custom: #51e452;
$custom-light: #93ee88;
$custom-dark: #000000;
JSON
{
  "hex": "#51e452",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 82
  },
  "hsl": {
    "h": 120.408,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81117,
    "c": 0.22499,
    "h": 143.2
  },
  "luminance": 0.57845
}

Semantic roles & 50–950 ramp

primary
#51E452
secondary
#A435A3
accent
#10D4D5
background
#FCFFFC
surface
#F5FEF4
border
#CFD6CE
text
#0E160C
muted
#7F857F

Preview Lab

Preview with #51E452

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

Preview Lab → · Contrast checker → · Palette generator →

#51E452 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva