#66DDE5 Color

#66DDE5 is rgb(102, 221, 229) in RGB and hsl(184, 71%, 65%) in HSL. The closest CSS named color is SkyBlue. Black text is most readable on this background.

#66DDE5

HEX#66DDE5

RGBrgb(102, 221, 229)

HSLhsl(184, 71%, 65%)

HSVhsv(184, 55%, 90%)

OKLCHoklch(83.3% 0.107 201.3)

CMYKcmyk(55%, 3%, 0%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66DDE5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.61:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text13.04:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66DDE5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66DDE5 Complementary#E56F66 Analogous#66E5AE Analogous#669DE5 Triadic#E566DD Triadic#DDE566

Tints & Shades

Lighter tints and darker shades of #66DDE5, useful for hover states, backgrounds, and text variants.

Tints

#7CE2E9 #8EE5EC #A3EAEF #B9EFF3 #CFF4F7 #E0F8FA

Shades

#3FD4DE #23C6D1 #1DA1AA #167C83 #10575C #0A3639

Use #66DDE5 in Our Tools

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