#51DD6A#51DD6A

#51DD6A is a light, vivid green. Relative luminance 0.545; OKLCH L 79.6% C 0.198 H 146.7°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX#51DD6A
RGBrgb(81, 221, 106)
HSLhsl(131, 67%, 59%)
HSVhsv(131, 63%, 87%)
CMYKcmyk(63.3%, 0%, 52%, 13.3%)
CIE-LABlab(78.75, -61.13, 45.17)
CIE-LCHlch(78.75, 76.01, 143.54°)
OKLaboklab(79.63% -0.1651 0.1086)
OKLCHoklch(79.63% 0.198 146.7)
XYZxyz(31.8491, 54.4996, 22.4739)
Luminance0.5450 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DD6A #DD51C4
analogous
#7EDD51 #51DD6A #51DDB0
triadic
#51DD6A #6A51DD #DD6A51
tetradic
#51DD6A #517EDD #DD51C4 #DDB051
square
#51DD6A #517EDD #DD51C4 #DDB051
split-complementary
#51DD6A #B051DD #DD517E
monochromatic
#1D9633 #27C944 #51DD6A #84E796 #B7F1C2

Accessibility & contrast

On white

1.76
#51DD6A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.90
#51DD6A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD6A
11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DD6A#FFFFFF#000000##000000
##51DD6A1.001.7611.9011.90
#FFFFFF1.761.0021.0021.00
#00000011.9021.001.001.00
##00000011.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#E0CA60
Deuteranopia (green-blind)
#CEBE72
Tritanopia (blue-blind)
#29D8C3
Achromatopsia (no color)
#C3C3C3

Design tokens & code

CSS
--color: #51dd6a;
/* rgb */ color: rgb(81, 221, 106);
/* oklch */ color: oklch(79.6% 0.198 146.7);
Tailwind
colors: {
  custom: {
    50: '#90e997',
    500: '#51dd6a',
    950: '#000000',
  },
}
SCSS
$custom: #51dd6a;
$custom-light: #90e997;
$custom-dark: #000000;
JSON
{
  "hex": "#51dd6a",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 106
  },
  "hsl": {
    "h": 130.714,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79627,
    "c": 0.19765,
    "h": 146.7
  },
  "luminance": 0.54503
}

Semantic roles & 50–950 ramp

primary
#51DD6A
secondary
#9B3889
accent
#3ECBEA
background
#FCFEFC
surface
#F5FDF5
border
#CFD5CF
text
#0E160E
muted
#7F847F

Preview Lab

Preview with #51DD6A

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

Preview Lab → · Contrast checker → · Palette generator →

#51DD6A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva