#66E5D8 Color

#66E5D8 is rgb(102, 229, 216) in RGB and hsl(174, 71%, 65%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.

#66E5D8

HEX#66E5D8

RGBrgb(102, 229, 216)

HSLhsl(174, 71%, 65%)

HSVhsv(174, 55%, 90%)

OKLCHoklch(84.7% 0.114 186.2)

CMYKcmyk(55%, 0%, 6%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E5D8 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 text13.76:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E5D8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E5D8 Complementary#E56673 Analogous#66E599 Analogous#66B2E5 Triadic#D866E5 Triadic#E5D866

Tints & Shades

Lighter tints and darker shades of #66E5D8, useful for hover states, backgrounds, and text variants.

Tints

#7CE9DE #8EECE2 #A3EFE8 #B9F3ED #CFF7F3 #E0FAF7

Shades

#3FDECF #23D1C0 #1DAA9C #168378 #105C54 #0A3934

Use #66E5D8 in Our Tools

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