#66ADD1 Color

#66ADD1 is rgb(102, 173, 209) in RGB and hsl(200, 54%, 61%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.

#66ADD1

HEX#66ADD1

RGBrgb(102, 173, 209)

HSLhsl(200, 54%, 61%)

HSVhsv(200, 51%, 82%)

OKLCHoklch(71.5% 0.089 231.9)

CMYKcmyk(51%, 17%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66ADD1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.48:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.46:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66ADD1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66ADD1 Complementary#D18A66 Analogous#66D1BF Analogous#6678D1 Triadic#D166AD Triadic#ADD166

Tints & Shades

Lighter tints and darker shades of #66ADD1, useful for hover states, backgrounds, and text variants.

Tints

#79B8D7 #91C4DE #A5CFE4 #B8D9EA #CCE4F0 #E4F0F7

Shades

#469DC8 #3587B1 #2B6F91 #21546E #173C4F #0E242F

Use #66ADD1 in Our Tools

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