#66EDD7#66EDD7

#66EDD7 is a very light, vivid teal. Relative luminance 0.683; OKLCH L 86.5% C 0.123 H 180.9°. Best body text is #000000 at 14.66:1 contrast (WCAG AA passes).

Color values

HEX#66EDD7
RGBrgb(102, 237, 215)
HSLhsl(170, 79%, 66%)
HSVhsv(170, 57%, 93%)
CMYKcmyk(57%, 0%, 9.3%, 7.1%)
CIE-LABlab(86.15, -42.08, -0.45)
CIE-LCHlch(86.15, 42.08, 180.61°)
OKLaboklab(86.53% -0.1225 -0.0019)
OKLCHoklch(86.53% 0.123 180.9)
XYZxyz(48.0239, 68.2947, 74.9281)
Luminance0.6830 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66EDD7 #ED667C
analogous
#66ED94 #66EDD7 #66C0ED
triadic
#66EDD7 #D766ED #EDD766
tetradic
#66EDD7 #9466ED #ED667C #C0ED66
square
#66EDD7 #9466ED #ED667C #C0ED66
split-complementary
#66EDD7 #ED66C0 #ED9466
monochromatic
#17C2A6 #2FE7C9 #66EDD7 #9DF3E5 #D4FAF4

Accessibility & contrast

On white

1.43
#66EDD7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.66
#66EDD7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDD7
14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66EDD7#FFFFFF#000000##000000
##66EDD71.001.4314.6614.66
#FFFFFF1.431.0021.0021.00
#00000014.6621.001.001.00
##00000014.6621.001.001.00

Color blindness preview

Protanopia (red-blind)
#E4E0D6
Deuteranopia (green-blind)
#CFD1D9
Tritanopia (blue-blind)
#00F1E6
Achromatopsia (no color)
#D7D7D7

Design tokens & code

CSS
--color: #66edd7;
/* rgb */ color: rgb(102, 237, 215);
/* oklch */ color: oklch(86.5% 0.123 180.9);
Tailwind
colors: {
  custom: {
    50: '#9df3e3',
    500: '#66edd7',
    950: '#000000',
  },
}
SCSS
$custom: #66edd7;
$custom-light: #9df3e3;
$custom-dark: #000000;
JSON
{
  "hex": "#66edd7",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 215
  },
  "hsl": {
    "h": 170.222,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.86527,
    "c": 0.12255,
    "h": 180.9
  },
  "luminance": 0.68299
}

Semantic roles & 50–950 ramp

primary
#66EDD7
secondary
#C0374E
accent
#0A2CDB
background
#FCFFFE
surface
#F6FEFC
border
#D0D6D5
text
#0F1715
muted
#808584

Preview Lab

Preview with #66EDD7

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

Preview Lab → · Contrast checker → · Palette generator →

#66EDD7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva