#51DE53#51DE53

#51DE53 is a light, highly saturated green. Relative luminance 0.546; OKLCH L 79.6% C 0.217 H 143.4°. Best body text is #000000 at 11.92:1 contrast (WCAG AA passes).

Color values

HEX#51DE53
RGBrgb(81, 222, 83)
HSLhsl(121, 68%, 59%)
HSVhsv(121, 64%, 87%)
CMYKcmyk(63.5%, 0%, 62.6%, 12.9%)
CIE-LABlab(78.82, -64.25, 55.60)
CIE-LCHlch(78.82, 84.97, 139.13°)
OKLaboklab(79.6% -0.1744 0.1295)
OKLCHoklch(79.6% 0.217 143.4)
XYZxyz(31.0741, 54.6133, 17.0858)
Luminance0.5462 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DE53 #DE51DC
analogous
#96DE51 #51DE53 #51DE9A
triadic
#51DE53 #5351DE #DE5351
tetradic
#51DE53 #5196DE #DE51DC #DE9A51
square
#51DE53 #5196DE #DE51DC #DE9A51
split-complementary
#51DE53 #9A51DE #DE5196
monochromatic
#1D981F #27CB29 #51DE53 #84E886 #B8F2B9

Accessibility & contrast

On white

1.76
#51DE53 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.92
#51DE53 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE53
11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DE53#FFFFFF#000000##000000
##51DE531.001.7611.9211.92
#FFFFFF1.761.0021.0021.00
#00000011.9221.001.001.00
##00000011.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2CA43
Deuteranopia (green-blind)
#D1BF5F
Tritanopia (blue-blind)
#32D8C1
Achromatopsia (no color)
#C3C3C3

Design tokens & code

CSS
--color: #51de53;
/* rgb */ color: rgb(81, 222, 83);
/* oklch */ color: oklch(79.6% 0.217 143.4);
Tailwind
colors: {
  custom: {
    50: '#92e988',
    500: '#51de53',
    950: '#000000',
  },
}
SCSS
$custom: #51de53;
$custom-light: #92e988;
$custom-dark: #000000;
JSON
{
  "hex": "#51de53",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 83
  },
  "hsl": {
    "h": 120.851,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.79604,
    "c": 0.21723,
    "h": 143.4
  },
  "luminance": 0.54616
}

Semantic roles & 50–950 ramp

primary
#51DE53
secondary
#9C379B
accent
#3DE9EB
background
#FCFEFC
surface
#F5FDF4
border
#CFD5CE
text
#0E160C
muted
#7F847F

Preview Lab

Preview with #51DE53

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

Preview Lab → · Contrast checker → · Palette generator →

#51DE53 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva