#66C2F1#66C2F1

#66C2F1 is a light, moderate cyan. Relative luminance 0.478; OKLCH L 77.6% C 0.110 H 232.9°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX#66C2F1
RGBrgb(102, 194, 241)
HSLhsl(200, 83%, 67%)
HSVhsv(200, 58%, 95%)
CMYKcmyk(57.7%, 19.5%, 0%, 5.5%)
CIE-LABlab(74.67, -14.13, -31.56)
CIE-LCHlch(74.67, 34.58, 245.88°)
OKLaboklab(77.56% -0.0666 -0.0881)
OKLCHoklch(77.56% 0.11 232.9)
XYZxyz(40.6424, 47.7554, 90.2779)
Luminance0.4776 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66C2F1 #F19566
analogous
#66F1DB #66C2F1 #667CF1
triadic
#66C2F1 #F166C2 #C2F166
tetradic
#66C2F1 #DB66F1 #F19566 #7CF166
square
#66C2F1 #DB66F1 #F19566 #7CF166
split-complementary
#66C2F1 #F1667C #F1DB66
monochromatic
#128CCA #2EACEC #66C2F1 #9ED8F6 #D6EFFB

Accessibility & contrast

On white

1.99
#66C2F1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.55
#66C2F1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C2F1
10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66C2F1#FFFFFF#000000##000000
##66C2F11.001.9910.5510.55
#FFFFFF1.991.0021.0021.00
#00000010.5521.001.001.00
##00000010.5521.001.001.00

Color blindness preview

Protanopia (red-blind)
#ABC0F3
Deuteranopia (green-blind)
#98B1F0
Tritanopia (blue-blind)
#00CFD1
Achromatopsia (no color)
#B8B8B8

Design tokens & code

CSS
--color: #66c2f1;
/* rgb */ color: rgb(102, 194, 241);
/* oklch */ color: oklch(77.6% 0.110 232.9);
Tailwind
colors: {
  custom: {
    50: '#9cd4f5',
    500: '#66c2f1',
    950: '#000000',
  },
}
SCSS
$custom: #66c2f1;
$custom-light: #9cd4f5;
$custom-dark: #000000;
JSON
{
  "hex": "#66c2f1",
  "rgb": {
    "r": 102,
    "g": 194,
    "b": 241
  },
  "hsl": {
    "h": 200.288,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.77563,
    "c": 0.11045,
    "h": 232.9
  },
  "luminance": 0.47759
}

Semantic roles & 50–950 ramp

primary
#66C2F1
secondary
#EFD2C3
accent
#4F06E0
background
#FAFDFE
surface
#F4FAFD
border
#CED3D5
text
#0F1417
muted
#7F8385

Preview Lab

Preview with #66C2F1

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

Preview Lab → · Contrast checker → · Palette generator →

#66C2F1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva