#66F0EE#66F0EE

#66F0EE is a very light, moderate teal. Relative luminance 0.713; OKLCH L 87.9% C 0.119 H 193.9°. Best body text is #000000 at 15.26:1 contrast (WCAG AA passes).

Color values

HEX#66F0EE
RGBrgb(102, 240, 238)
HSLhsl(179, 82%, 67%)
HSVhsv(179, 58%, 94%)
CMYKcmyk(57.5%, 0%, 0.8%, 5.9%)
CIE-LABlab(87.64, -37.60, -10.32)
CIE-LCHlch(87.64, 38.99, 195.35°)
OKLaboklab(87.94% -0.1159 -0.0286)
OKLCHoklch(87.94% 0.119 193.9)
XYZxyz(52.0655, 71.3127, 91.8932)
Luminance0.7132 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66F0EE #F06668
analogous
#66F0A9 #66F0EE #66ADF0
triadic
#66F0EE #EE66F0 #F0EE66
tetradic
#66F0EE #A966F0 #F06668 #ADF066
square
#66F0EE #A966F0 #F06668 #ADF066
split-complementary
#66F0EE #F066AD #F0A966
monochromatic
#14C8C5 #2EEBE8 #66F0EE #9EF5F4 #D5FBFA

Accessibility & contrast

On white

1.38
#66F0EE on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.26
#66F0EE on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F0EE
15.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66F0EE#FFFFFF#000000##000000
##66F0EE1.001.3815.2615.26
#FFFFFF1.381.0021.0021.00
#00000015.2621.001.001.00
##00000015.2621.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2E5EE
Deuteranopia (green-blind)
#CCD5EF
Tritanopia (blue-blind)
#00F7EF
Achromatopsia (no color)
#DCDCDC

Design tokens & code

CSS
--color: #66f0ee;
/* rgb */ color: rgb(102, 240, 238);
/* oklch */ color: oklch(87.9% 0.119 193.9);
Tailwind
colors: {
  custom: {
    50: '#9ff5f3',
    500: '#66f0ee',
    950: '#000000',
  },
}
SCSS
$custom: #66f0ee;
$custom-light: #9ff5f3;
$custom-dark: #000000;
JSON
{
  "hex": "#66f0ee",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 238
  },
  "hsl": {
    "h": 179.13,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.87935,
    "c": 0.11938,
    "h": 193.9
  },
  "luminance": 0.71318
}

Semantic roles & 50–950 ramp

primary
#66F0EE
secondary
#C53537
accent
#070ADF
background
#FDFFFF
surface
#F7FEFE
border
#D0D6D6
text
#101717
muted
#818585

Preview Lab

Preview with #66F0EE

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

Preview Lab → · Contrast checker → · Palette generator →

#66F0EE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva