#66B1CC Color

#66B1CC is rgb(102, 177, 204) in RGB and hsl(196, 50%, 60%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.

#66B1CC

HEX#66B1CC

RGBrgb(102, 177, 204)

HSLhsl(196, 50%, 60%)

HSVhsv(196, 50%, 80%)

OKLCHoklch(72.2% 0.084 223.4)

CMYKcmyk(50%, 13%, 0%, 20%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B1CC background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.41:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.73:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B1CC based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B1CC Complementary#CC8166 Analogous#66CCB4 Analogous#667ECC Triadic#CC66B1 Triadic#B1CC66

Tints & Shades

Lighter tints and darker shades of #66B1CC, useful for hover states, backgrounds, and text variants.

Tints

#79BBD2 #90C6DA #A3D0E0 #BADCE8 #CDE6EE #E4F1F6

Shades

#47A1C2 #388AA8 #2E718A #24586B #193F4D #0F262E

Use #66B1CC in Our Tools

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