#66CEE5 Color

#66CEE5 is rgb(102, 206, 229) in RGB and hsl(191, 71%, 65%) in HSL. The closest CSS named color is SkyBlue. Black text is most readable on this background.

#66CEE5

HEX#66CEE5

RGBrgb(102, 206, 229)

HSLhsl(191, 71%, 65%)

HSVhsv(191, 55%, 90%)

OKLCHoklch(79.8% 0.101 214.2)

CMYKcmyk(55%, 10%, 0%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66CEE5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.82:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.52:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66CEE5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66CEE5 Complementary#E57E66 Analogous#66E5BD Analogous#668FE5 Triadic#E566CE Triadic#CEE566

Tints & Shades

Lighter tints and darker shades of #66CEE5, useful for hover states, backgrounds, and text variants.

Tints

#7CD5E9 #8EDBEC #A3E2EF #B9E9F3 #CFF0F7 #E0F5FA

Shades

#3FC1DE #23B1D1 #1D90AA #166F83 #104E5C #0A3039

Use #66CEE5 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex