#66ADCC Color
#66ADCC is rgb(102, 173, 204) in RGB and hsl(198, 50%, 60%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#66ADCC
HEX
#66ADCCRGB
rgb(102, 173, 204)HSL
hsl(198, 50%, 60%)HSV
hsv(198, 50%, 80%)OKLCH
oklch(71.3% 0.084 228)CMYK
cmyk(50%, 15%, 0%, 20%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66ADCC background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.5:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text8.41:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66ADCC based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66ADCC, useful for hover states, backgrounds, and text variants.