#66C0CC Color

#66C0CC is rgb(102, 192, 204) in RGB and hsl(187, 50%, 60%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#66C0CC

HEX#66C0CC

RGBrgb(102, 192, 204)

HSLhsl(187, 50%, 60%)

HSVhsv(187, 50%, 80%)

OKLCHoklch(75.7% 0.088 206.8)

CMYKcmyk(50%, 6%, 0%, 20%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66C0CC background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

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

TextBlack text9.98:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66C0CC based on color wheel relationships. Click any swatch for its full breakdown.

Base#66C0CC Complementary#CC7266 Analogous#66CCA5 Analogous#668DCC Triadic#CC66C0 Triadic#C0CC66

Tints & Shades

Lighter tints and darker shades of #66C0CC, useful for hover states, backgrounds, and text variants.

Tints

#79C8D2 #90D1DA #A3D9E0 #BAE3E8 #CDEBEE #E4F4F6

Shades

#47B4C2 #389BA8 #2E7F8A #24636B #19474D #0F2A2E

Use #66C0CC in Our Tools

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