#66CFD5#66CFD5

#66CFD5 is a light, moderate teal. Relative luminance 0.523; OKLCH L 79.5% C 0.097 H 200.4°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX#66CFD5
RGBrgb(102, 207, 213)
HSLhsl(183, 57%, 62%)
HSVhsv(183, 52%, 84%)
CMYKcmyk(52.1%, 2.8%, 0%, 16.5%)
CIE-LABlab(77.43, -28.66, -12.28)
CIE-LCHlch(77.43, 31.18, 203.20°)
OKLaboklab(79.46% -0.0913 -0.0339)
OKLCHoklch(79.46% 0.097 200.4)
XYZxyz(39.7977, 52.2508, 70.9260)
Luminance0.5225 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66CFD5 #D56C66
analogous
#66D5A4 #66CFD5 #6698D5
triadic
#66CFD5 #D566CF #CFD566
tetradic
#66CFD5 #A466D5 #D56C66 #98D566
square
#66CFD5 #A466D5 #D56C66 #98D566
split-complementary
#66CFD5 #D56698 #D5A466
monochromatic
#299197 #37BFC7 #66CFD5 #96DEE2 #C6EDEF

Accessibility & contrast

On white

1.83
#66CFD5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.45
#66CFD5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CFD5
11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66CFD5#FFFFFF#000000##000000
##66CFD51.001.8311.4511.45
#FFFFFF1.831.0021.0021.00
#00000011.4521.001.001.00
##00000011.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#C2C7D6
Deuteranopia (green-blind)
#B0BAD6
Tritanopia (blue-blind)
#00D5D1
Achromatopsia (no color)
#BFBFBF

Design tokens & code

CSS
--color: #66cfd5;
/* rgb */ color: rgb(102, 207, 213);
/* oklch */ color: oklch(79.5% 0.097 200.4);
Tailwind
colors: {
  custom: {
    50: '#9bdee1',
    500: '#66cfd5',
    950: '#000000',
  },
}
SCSS
$custom: #66cfd5;
$custom-light: #9bdee1;
$custom-dark: #000000;
JSON
{
  "hex": "#66cfd5",
  "rgb": {
    "r": 102,
    "g": 207,
    "b": 213
  },
  "hsl": {
    "h": 183.243,
    "s": 56.923,
    "l": 61.765
  },
  "oklch": {
    "l": 0.79457,
    "c": 0.09743,
    "h": 200.4
  },
  "luminance": 0.52255
}

Semantic roles & 50–950 ramp

primary
#66CFD5
secondary
#9C4843
accent
#2A21C4
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0F1515
muted
#808484

Preview Lab

Preview with #66CFD5

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

Preview Lab → · Contrast checker → · Palette generator →

#66CFD5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva