Best blue is Oregon tort
Multi colored with blue : pearl berry, ultimate rainbow acropora, Hawkins echinata, garf bonsai
Best red: red planet but options include red dragon or strawberry shortcake or any other shortcake
Best green: green slimer or lime in the sky. Options include lots of fluorescent green like toxic tort, tat's psammacora, etc, carrolinia for shape and paletta pink tip for multicolor or strawberry fields
Best yellow: reef raft pink Floyd but pricey
Best purple is purple monster but options include stylophora
Best orange is setosa, option would be forest fire digi or superman digi
Sapphire Millie is a stunner, bubble gum Millie's are great generally red with blue tips, and then of course pc rainbow acro, pc superman acro, purple dragon eyes. The list is endless and everyone has a favorite or two or three...