#66D7F9 Color
#66D7F9 is rgb(102, 215, 249) in RGB and hsl(194, 92%, 69%) in HSL. The closest CSS named color is LightSkyBlue. Black text is most readable on this background.
#66D7F9
HEX
#66D7F9RGB
rgb(102, 215, 249)HSL
hsl(194, 92%, 69%)HSV
hsv(194, 59%, 98%)OKLCH
oklch(82.6% 0.113 220.5)CMYK
cmyk(59%, 14%, 0%, 2%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66D7F9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.66:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text12.65:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66D7F9 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66D7F9, useful for hover states, backgrounds, and text variants.