#66EDF0#66EDF0

#66EDF0 is a very light, moderate teal. Relative luminance 0.697; OKLCH L 87.3% C 0.117 H 197.2°. Best body text is #000000 at 14.94:1 contrast (WCAG AA passes).

Color values

HEX#66EDF0
RGBrgb(102, 237, 240)
HSLhsl(181, 82%, 67%)
HSVhsv(181, 58%, 94%)
CMYKcmyk(57.5%, 1.2%, 0%, 5.9%)
CIE-LABlab(86.84, -35.69, -12.56)
CIE-LCHlch(86.84, 37.83, 199.39°)
OKLaboklab(87.31% -0.112 -0.0348)
OKLCHoklch(87.31% 0.117 197.2)
XYZxyz(51.4851, 69.6792, 93.1573)
Luminance0.6968 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66EDF0 #F06966
analogous
#66F0AE #66EDF0 #66A8F0
triadic
#66EDF0 #F066ED #EDF066
tetradic
#66EDF0 #AE66F0 #F06966 #A8F066
square
#66EDF0 #AE66F0 #F06966 #A8F066
split-complementary
#66EDF0 #F066A8 #F0AE66
monochromatic
#14C4C8 #2EE6EB #66EDF0 #9EF4F5 #D5FAFB

Accessibility & contrast

On white

1.41
#66EDF0 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.94
#66EDF0 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDF0
14.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66EDF0#FFFFFF#000000##000000
##66EDF01.001.4114.9414.94
#FFFFFF1.411.0021.0021.00
#00000014.9421.001.001.00
##00000014.9421.001.001.00

Color blindness preview

Protanopia (red-blind)
#DEE3F0
Deuteranopia (green-blind)
#C8D3F1
Tritanopia (blue-blind)
#00F4EE
Achromatopsia (no color)
#D9D9D9

Design tokens & code

CSS
--color: #66edf0;
/* rgb */ color: rgb(102, 237, 240);
/* oklch */ color: oklch(87.3% 0.117 197.2);
Tailwind
colors: {
  custom: {
    50: '#9ff3f4',
    500: '#66edf0',
    950: '#000000',
  },
}
SCSS
$custom: #66edf0;
$custom-light: #9ff3f4;
$custom-dark: #000000;
JSON
{
  "hex": "#66edf0",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 240
  },
  "hsl": {
    "h": 181.304,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.8731,
    "c": 0.11727,
    "h": 197.2
  },
  "luminance": 0.69684
}

Semantic roles & 50–950 ramp

primary
#66EDF0
secondary
#C53835
accent
#0C07DF
background
#FDFFFF
surface
#F7FEFE
border
#D0D6D6
text
#101717
muted
#818585

Preview Lab

Preview with #66EDF0

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

Preview Lab → · Contrast checker → · Palette generator →

#66EDF0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva