#51DE7E#51DE7E

#51DE7E is a light, vivid green. Relative luminance 0.555; OKLCH L 80.2% C 0.181 H 150.6°. Best body text is #000000 at 12.10:1 contrast (WCAG AA passes).

Color values

HEX#51DE7E
RGBrgb(81, 222, 126)
HSLhsl(139, 68%, 59%)
HSVhsv(139, 64%, 87%)
CMYKcmyk(63.5%, 0%, 43.2%, 12.9%)
CIE-LABlab(79.33, -58.48, 36.13)
CIE-LCHlch(79.33, 68.74, 148.29°)
OKLaboklab(80.19% -0.1578 0.089)
OKLCHoklch(80.19% 0.181 150.6)
XYZxyz(33.2779, 55.4948, 28.6924)
Luminance0.5550 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DE7E #DE51B1
analogous
#6BDE51 #51DE7E #51DEC5
triadic
#51DE7E #7E51DE #DE7E51
tetradic
#51DE7E #516BDE #DE51B1 #DEC551
square
#51DE7E #516BDE #DE51B1 #DEC551
split-complementary
#51DE7E #C551DE #DE516B
monochromatic
#1D9844 #27CB5B #51DE7E #84E8A4 #B8F2CA

Accessibility & contrast

On white

1.74
#51DE7E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.10
#51DE7E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE7E
12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DE7E#FFFFFF#000000##000000
##51DE7E1.001.7412.1012.10
#FFFFFF1.741.0021.0021.00
#00000012.1021.001.001.00
##00000012.1021.001.001.00

Color blindness preview

Protanopia (red-blind)
#DFCC77
Deuteranopia (green-blind)
#CDC084
Tritanopia (blue-blind)
#19DAC7
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #51de7e;
/* rgb */ color: rgb(81, 222, 126);
/* oklch */ color: oklch(80.2% 0.181 150.6);
Tailwind
colors: {
  custom: {
    50: '#90e9a4',
    500: '#51de7e',
    950: '#000000',
  },
}
SCSS
$custom: #51de7e;
$custom-light: #90e9a4;
$custom-dark: #000000;
JSON
{
  "hex": "#51de7e",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 126
  },
  "hsl": {
    "h": 139.149,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.80187,
    "c": 0.18123,
    "h": 150.6
  },
  "luminance": 0.55498
}

Semantic roles & 50–950 ramp

primary
#51DE7E
secondary
#9C377C
accent
#3DB3EB
background
#FCFEFC
surface
#F5FDF6
border
#CFD5D0
text
#0E160F
muted
#7F8480

Preview Lab

Preview with #51DE7E

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

Preview Lab → · Contrast checker → · Palette generator →

#51DE7E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva