#66CAF4 Color
#66CAF4 is rgb(102, 202, 244) in RGB and hsl(198, 87%, 68%) in HSL. The closest CSS named color is LightSkyBlue. Black text is most readable on this background.
#66CAF4
HEX
#66CAF4RGB
rgb(102, 202, 244)HSL
hsl(198, 87%, 68%)HSV
hsv(198, 58%, 96%)OKLCH
oklch(79.5% 0.111 228)CMYK
cmyk(58%, 17%, 0%, 4%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66CAF4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.86:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text11.32:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66CAF4 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66CAF4, useful for hover states, backgrounds, and text variants.