#66E1CC Color

#66E1CC is rgb(102, 225, 204) in RGB and hsl(170, 67%, 64%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#66E1CC

HEX#66E1CC

RGBrgb(102, 225, 204)

HSLhsl(170, 67%, 64%)

HSVhsv(170, 55%, 88%)

OKLCHoklch(83.4% 0.115 180.5)

CMYKcmyk(55%, 0%, 9%, 12%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E1CC background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.59:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text13.21:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E1CC based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E1CC Complementary#E1667A Analogous#66E18F Analogous#66B8E1 Triadic#CC66E1 Triadic#E1CC66

Tints & Shades

Lighter tints and darker shades of #66E1CC, useful for hover states, backgrounds, and text variants.

Tints

#7BE5D3 #90E9DA #A6EDE1 #B7F1E7 #CCF5EE #E1F9F5

Shades

#3FD9C0 #28C8AD #20A28C #19806F #12594D #0B3730

Use #66E1CC in Our Tools

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