#66E8FA#66E8FA

#66E8FA is a very light, moderate teal. Relative luminance 0.674; OKLCH L 86.5% C 0.116 H 207.7°. Best body text is #000000 at 14.49:1 contrast (WCAG AA passes).

Color values

HEX#66E8FA
RGBrgb(102, 232, 250)
HSLhsl(187, 94%, 69%)
HSVhsv(187, 59%, 98%)
CMYKcmyk(59.2%, 7.2%, 0%, 2%)
CIE-LABlab(85.72, -30.62, -19.49)
CIE-LCHlch(85.72, 36.29, 212.48°)
OKLaboklab(86.51% -0.1029 -0.054)
OKLCHoklch(86.51% 0.116 207.7)
XYZxyz(51.5843, 67.4349, 100.7217)
Luminance0.6744 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E8FA #FA7866
analogous
#66FAC2 #66E8FA #669EFA
triadic
#66E8FA #FA66E8 #E8FA66
tetradic
#66E8FA #C266FA #FA7866 #9EFA66
square
#66E8FA #C266FA #FA7866 #9EFA66
split-complementary
#66E8FA #FA669E #FAC266
monochromatic
#07C4DE #2BDFF8 #66E8FA #A1F1FC #DDFAFE

Accessibility & contrast

On white

1.45
#66E8FA on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.49
#66E8FA on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E8FA
14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E8FA#FFFFFF#000000##000000
##66E8FA1.001.4514.4914.49
#FFFFFF1.451.0021.0021.00
#00000014.4921.001.001.00
##00000014.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#D6E0FB
Deuteranopia (green-blind)
#C0CFFA
Tritanopia (blue-blind)
#00F1ED
Achromatopsia (no color)
#D6D6D6

Design tokens & code

CSS
--color: #66e8fa;
/* rgb */ color: rgb(102, 232, 250);
/* oklch */ color: oklch(86.5% 0.116 207.7);
Tailwind
colors: {
  custom: {
    50: '#9feffc',
    500: '#66e8fa',
    950: '#000000',
  },
}
SCSS
$custom: #66e8fa;
$custom-light: #9feffc;
$custom-dark: #000000;
JSON
{
  "hex": "#66e8fa",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 250
  },
  "hsl": {
    "h": 187.297,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.86511,
    "c": 0.11618,
    "h": 207.7
  },
  "luminance": 0.6744
}

Semantic roles & 50–950 ramp

primary
#66E8FA
secondary
#D44430
accent
#1C00E6
background
#FDFFFF
surface
#F7FEFF
border
#D0D6D7
text
#101617
muted
#818585

Preview Lab

Preview with #66E8FA

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

Preview Lab → · Contrast checker → · Palette generator →

#66E8FA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva