#66C6DB Color
#66C6DB is rgb(102, 198, 219) in RGB and hsl(191, 62%, 63%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.
#66C6DB
HEX
#66C6DBRGB
rgb(102, 198, 219)HSL
hsl(191, 62%, 63%)HSV
hsv(191, 53%, 86%)OKLCH
oklch(77.6% 0.095 213.8)CMYK
cmyk(53%, 10%, 0%, 14%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66C6DB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.97:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text10.67:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66C6DB based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66C6DB, useful for hover states, backgrounds, and text variants.