The Blue pad is for compounding and heavy cutting to remove heavy paint defects. Burgundy is designed to provide medium cutting ability and can be used for heavy polishing. Yellow is used for general-purpose polishing to remove minor paint imperfections. White is used for final finishing as well as application of wax or sealant.
Blue - Heavy Cut
Burgundy - Cut
Yellow - Polishing
White - Finishing
Listing is for a single pad