#66E5DF Color

#66E5DF is rgb(102, 229, 223) in RGB and hsl(177, 71%, 65%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.

#66E5DF

HEX#66E5DF

RGBrgb(102, 229, 223)

HSLhsl(177, 71%, 65%)

HSVhsv(177, 55%, 90%)

OKLCHoklch(84.9% 0.113 191)

CMYKcmyk(55%, 0%, 3%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E5DF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.52:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text13.84:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E5DF based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E5DF Complementary#E5666D Analogous#66E59F Analogous#66ACE5 Triadic#DF66E5 Triadic#E5DF66

Tints & Shades

Lighter tints and darker shades of #66E5DF, useful for hover states, backgrounds, and text variants.

Tints

#7CE9E3 #8EECE7 #A3EFEC #B9F3F0 #CFF7F5 #E0FAF9

Shades

#3FDED6 #23D1C9 #1DAAA3 #16837D #105C58 #0A3936

Use #66E5DF in Our Tools

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