#66D1B8 Color

#66D1B8 is rgb(102, 209, 184) in RGB and hsl(166, 54%, 61%) in HSL. The closest CSS named color is MediumAquamarine. Black text is most readable on this background.

#66D1B8

HEX#66D1B8

RGBrgb(102, 209, 184)

HSLhsl(166, 54%, 61%)

HSVhsv(166, 51%, 82%)

OKLCHoklch(79% 0.106 176)

CMYKcmyk(51%, 0%, 12%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66D1B8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.85:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.38:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66D1B8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66D1B8 Complementary#D1667F Analogous#66D182 Analogous#66B5D1 Triadic#B866D1 Triadic#D1B866

Tints & Shades

Lighter tints and darker shades of #66D1B8, useful for hover states, backgrounds, and text variants.

Tints

#79D7C1 #91DECC #A5E4D5 #B8EADE #CCF0E7 #E4F7F2

Shades

#46C8AA #35B194 #2B917A #216E5C #174F42 #0E2F27

Use #66D1B8 in Our Tools

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