Yes there are different types of scattering, like Wei scattering, which describes how light scatters when hitting rain clouds. So assuming a clear sky, we will get perfect blue or red, depending on the time of day.

sun rays, dancing with molecules in the air and coloring the sky.

That is a beautiful way of putting it, and also very accurate! Who says that there is no poetry in science?! :-)

Thank you for your attention and comments, always appreciated! :-)

Cg