#66B5F5 Color
#66B5F5 is rgb(102, 181, 245) in RGB and hsl(207, 88%, 68%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#66B5F5
HEX
#66B5F5RGB
rgb(102, 181, 245)HSL
hsl(207, 88%, 68%)HSV
hsv(207, 58%, 96%)OKLCH
oklch(74.9% 0.121 244.9)CMYK
cmyk(58%, 26%, 0%, 4%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66B5F5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.21:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text9.49:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66B5F5 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66B5F5, useful for hover states, backgrounds, and text variants.