#66B3D1 Color

#66B3D1 is rgb(102, 179, 209) in RGB and hsl(197, 54%, 61%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.

#66B3D1

HEX#66B3D1

RGBrgb(102, 179, 209)

HSLhsl(197, 54%, 61%)

HSVhsv(197, 51%, 82%)

OKLCHoklch(72.8% 0.088 225.4)

CMYKcmyk(51%, 14%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B3D1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.35:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.93:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B3D1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B3D1 Complementary#D18466 Analogous#66D1BA Analogous#667DD1 Triadic#D166B3 Triadic#B3D166

Tints & Shades

Lighter tints and darker shades of #66B3D1, useful for hover states, backgrounds, and text variants.

Tints

#79BDD7 #91C8DE #A5D2E4 #B8DCEA #CCE6F0 #E4F1F7

Shades

#46A3C8 #358EB1 #2B7491 #21586E #173F4F #0E262F

Use #66B3D1 in Our Tools

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