#51DC8B#51DC8B

#51DC8B is a light, vivid green. Relative luminance 0.548; OKLCH L 79.9% C 0.167 H 154.2°. Best body text is #000000 at 11.96:1 contrast (WCAG AA passes).

Color values

HEX#51DC8B
RGBrgb(81, 220, 139)
HSLhsl(145, 67%, 59%)
HSVhsv(145, 63%, 86%)
CMYKcmyk(63.2%, 0%, 36.8%, 13.7%)
CIE-LABlab(78.92, -55.46, 29.01)
CIE-LCHlch(78.92, 62.59, 152.38°)
OKLaboklab(79.92% -0.1501 0.0726)
OKLCHoklch(79.92% 0.167 154.2)
XYZxyz(33.6439, 54.7963, 33.2248)
Luminance0.5480 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DC8B #DC51A2
analogous
#5DDC51 #51DC8B #51DCD1
triadic
#51DC8B #8B51DC #DC8B51
tetradic
#51DC8B #515DDC #DC51A2 #DCD151
square
#51DC8B #515DDC #DC51A2 #DCD151
split-complementary
#51DC8B #D151DC #DC515D
monochromatic
#1E954F #28C86B #51DC8B #84E6AD #B7F0CF

Accessibility & contrast

On white

1.76
#51DC8B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.96
#51DC8B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC8B
11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DC8B#FFFFFF#000000##000000
##51DC8B1.001.7611.9611.96
#FFFFFF1.761.0021.0021.00
#00000011.9621.001.001.00
##00000011.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#DCCB86
Deuteranopia (green-blind)
#C9BE90
Tritanopia (blue-blind)
#07DAC7
Achromatopsia (no color)
#C3C3C3

Design tokens & code

CSS
--color: #51dc8b;
/* rgb */ color: rgb(81, 220, 139);
/* oklch */ color: oklch(79.9% 0.167 154.2);
Tailwind
colors: {
  custom: {
    50: '#90e8ad',
    500: '#51dc8b',
    950: '#000000',
  },
}
SCSS
$custom: #51dc8b;
$custom-light: #90e8ad;
$custom-dark: #000000;
JSON
{
  "hex": "#51dc8b",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 139
  },
  "hsl": {
    "h": 145.036,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79924,
    "c": 0.16678,
    "h": 154.2
  },
  "luminance": 0.548
}

Semantic roles & 50–950 ramp

primary
#51DC8B
secondary
#993871
accent
#3EA2E9
background
#FCFEFD
surface
#F5FDF7
border
#CFD5D0
text
#0E1610
muted
#7F8481

Preview Lab

Preview with #51DC8B

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

Preview Lab → · Contrast checker → · Palette generator →

#51DC8B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva