#51D0CB#51D0CB

#51D0CB is a light, moderate teal. Relative luminance 0.512; OKLCH L 78.7% C 0.111 H 191.5°. Best body text is #000000 at 11.23:1 contrast (WCAG AA passes).

Color values

HEX#51D0CB
RGBrgb(81, 208, 203)
HSLhsl(178, 57%, 57%)
HSVhsv(178, 61%, 82%)
CMYKcmyk(61.1%, 0%, 2.4%, 18.4%)
CIE-LABlab(76.78, -35.75, -7.94)
CIE-LCHlch(76.78, 36.62, 192.52°)
OKLaboklab(78.65% -0.1089 -0.0221)
OKLCHoklch(78.65% 0.111 191.5)
XYZxyz(36.7239, 51.1690, 64.4295)
Luminance0.5117 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51D0CB #D05156
analogous
#51D08C #51D0CB #5196D0
triadic
#51D0CB #CB51D0 #D0CB51
tetradic
#51D0CB #8C51D0 #D05156 #96D051
square
#51D0CB #8C51D0 #D05156 #96D051
split-complementary
#51D0CB #D05196 #D08C51
monochromatic
#23837F #30B3AE #51D0CB #81DDD9 #B1EAE8

Accessibility & contrast

On white

1.87
#51D0CB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.23
#51D0CB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D0CB
11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51D0CB#FFFFFF#000000##000000
##51D0CB1.001.8711.2311.23
#FFFFFF1.871.0021.0021.00
#00000011.2321.001.001.00
##00000011.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C4C6CB
Deuteranopia (green-blind)
#B1B7CC
Tritanopia (blue-blind)
#00D5CE
Achromatopsia (no color)
#BDBDBD

Design tokens & code

CSS
--color: #51d0cb;
/* rgb */ color: rgb(81, 208, 203);
/* oklch */ color: oklch(78.7% 0.111 191.5);
Tailwind
colors: {
  custom: {
    50: '#90dfda',
    500: '#51d0cb',
    950: '#000000',
  },
}
SCSS
$custom: #51d0cb;
$custom-light: #90dfda;
$custom-dark: #000000;
JSON
{
  "hex": "#51d0cb",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 203
  },
  "hsl": {
    "h": 177.638,
    "s": 57.466,
    "l": 56.667
  },
  "oklch": {
    "l": 0.78654,
    "c": 0.11111,
    "h": 191.5
  },
  "luminance": 0.51173
}

Semantic roles & 50–950 ramp

primary
#51D0CB
secondary
#8A3B3E
accent
#474DE1
background
#FCFEFE
surface
#F5FCFB
border
#CFD5D4
text
#0E1514
muted
#7F8483

Preview Lab

Preview with #51D0CB

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

Preview Lab → · Contrast checker → · Palette generator →

#51D0CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva