#66D9FF Color
#66D9FF is rgb(102, 217, 255) in RGB and hsl(195, 100%, 70%) in HSL. The closest CSS named color is LightSkyBlue. Black text is most readable on this background.
#66D9FF
HEX
#66D9FFRGB
rgb(102, 217, 255)HSL
hsl(195, 100%, 70%)HSV
hsv(195, 60%, 100%)OKLCH
oklch(83.3% 0.116 222.6)CMYK
cmyk(60%, 15%, 0%, 0%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66D9FF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.62:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text12.93:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66D9FF based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66D9FF, useful for hover states, backgrounds, and text variants.