#66E5DB Color

#66E5DB is rgb(102, 229, 219) in RGB and hsl(175, 71%, 65%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.

#66E5DB

HEX#66E5DB

RGBrgb(102, 229, 219)

HSLhsl(175, 71%, 65%)

HSVhsv(175, 55%, 90%)

OKLCHoklch(84.8% 0.114 188.2)

CMYKcmyk(55%, 0%, 4%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E5DB 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 text13.8:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E5DB based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E5DB Complementary#E56671 Analogous#66E59B Analogous#66B0E5 Triadic#DB66E5 Triadic#E5DB66

Tints & Shades

Lighter tints and darker shades of #66E5DB, useful for hover states, backgrounds, and text variants.

Tints

#7CE9E0 #8EECE4 #A3EFE9 #B9F3EE #CFF7F4 #E0FAF8

Shades

#3FDED1 #23D1C3 #1DAA9E #16837A #105C55 #0A3935

Use #66E5DB in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex