FusionCharts 3.0 introduces color palettes which allows you to build charts with minimum effort. There are 5 pre-built color palettes for each chart- you just need to select one and FusionCharts will automatically apply the color theme.

 
3D Column Chart using 1st color palette
3D Column Chart using 2nd color palette
3D Column Chart using 3rd color palette
3D Column Chart using 4th color palette
3D Column Chart using 5th color palette