#51DE5E#51DE5E

#51DE5E is a light, highly saturated green. Relative luminance 0.548; OKLCH L 79.7% C 0.209 H 144.8°. Best body text is #000000 at 11.96:1 contrast (WCAG AA passes).

Color values

HEX#51DE5E
RGBrgb(81, 222, 94)
HSLhsl(126, 68%, 59%)
HSVhsv(126, 64%, 87%)
CMYKcmyk(63.5%, 0%, 57.7%, 12.9%)
CIE-LABlab(78.92, -63.02, 50.92)
CIE-LCHlch(78.92, 81.02, 141.06°)
OKLaboklab(79.73% -0.1706 0.1204)
OKLCHoklch(79.73% 0.209 144.8)
XYZxyz(31.5330, 54.7969, 19.5026)
Luminance0.5480 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DE5E #DE51D1
analogous
#8BDE51 #51DE5E #51DEA5
triadic
#51DE5E #5E51DE #DE5E51
tetradic
#51DE5E #518BDE #DE51D1 #DEA551
square
#51DE5E #518BDE #DE51D1 #DEA551
split-complementary
#51DE5E #A551DE #DE518B
monochromatic
#1D9828 #27CB36 #51DE5E #84E88E #B8F2BD

Accessibility & contrast

On white

1.76
#51DE5E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.96
#51DE5E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE5E
11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DE5E#FFFFFF#000000##000000
##51DE5E1.001.7611.9611.96
#FFFFFF1.761.0021.0021.00
#00000011.9621.001.001.00
##00000011.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2CB51
Deuteranopia (green-blind)
#D0BF68
Tritanopia (blue-blind)
#2ED8C2
Achromatopsia (no color)
#C3C3C3

Design tokens & code

CSS
--color: #51de5e;
/* rgb */ color: rgb(81, 222, 94);
/* oklch */ color: oklch(79.7% 0.209 144.8);
Tailwind
colors: {
  custom: {
    50: '#91e98f',
    500: '#51de5e',
    950: '#000000',
  },
}
SCSS
$custom: #51de5e;
$custom-light: #91e98f;
$custom-dark: #000000;
JSON
{
  "hex": "#51de5e",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 94
  },
  "hsl": {
    "h": 125.532,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.79726,
    "c": 0.20883,
    "h": 144.8
  },
  "luminance": 0.548
}

Semantic roles & 50–950 ramp

primary
#51DE5E
secondary
#9C3793
accent
#3DDBEB
background
#FCFEFC
surface
#F5FDF4
border
#CFD5CE
text
#0E160D
muted
#7F847F

Preview Lab

Preview with #51DE5E

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

Preview Lab → · Contrast checker → · Palette generator →

#51DE5E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva