#66E5D4 Color

#66E5D4 is rgb(102, 229, 212) in RGB and hsl(172, 71%, 65%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.

#66E5D4

HEX#66E5D4

RGBrgb(102, 229, 212)

HSLhsl(172, 71%, 65%)

HSVhsv(172, 55%, 90%)

OKLCHoklch(84.6% 0.116 183.5)

CMYKcmyk(55%, 0%, 7%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E5D4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.53:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text13.72:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E5D4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E5D4 Complementary#E56677 Analogous#66E595 Analogous#66B7E5 Triadic#D466E5 Triadic#E5D466

Tints & Shades

Lighter tints and darker shades of #66E5D4, useful for hover states, backgrounds, and text variants.

Tints

#7CE9DA #8EECDF #A3EFE5 #B9F3EB #CFF7F2 #E0FAF6

Shades

#3FDEC9 #23D1BA #1DAA97 #168374 #105C51 #0A3932

Use #66E5D4 in Our Tools

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