#66C5E5 Color
#66C5E5 is rgb(102, 197, 229) in RGB and hsl(195, 71%, 65%) in HSL. The closest CSS named color is SkyBlue. Black text is most readable on this background.
#66C5E5
HEX
#66C5E5RGB
rgb(102, 197, 229)HSL
hsl(195, 71%, 65%)HSV
hsv(195, 55%, 90%)OKLCH
oklch(77.7% 0.101 222.5)CMYK
cmyk(55%, 14%, 0%, 10%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66C5E5 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 text10.68:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66C5E5 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66C5E5, useful for hover states, backgrounds, and text variants.