#66EAC5 Color
#66EAC5 is rgb(102, 234, 197) in RGB and hsl(163, 76%, 66%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.
#66EAC5
HEX
#66EAC5RGB
rgb(102, 234, 197)HSL
hsl(163, 76%, 66%)HSV
hsv(163, 56%, 92%)OKLCH
oklch(85.3% 0.129 171.9)CMYK
cmyk(56%, 0%, 16%, 8%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66EAC5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.49:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text14.14:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66EAC5 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66EAC5, useful for hover states, backgrounds, and text variants.