One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,4,6)(3,7,8,5)(9,10)(11,13)(12,14)(15,16)(17,18,23,28,24,29,22,27)(19,25,30,26,31,32,21,20)(1,3,4,8)(2,5,6,7)(9,10)(11,15)(12,14)(13,16)(17,19)(18,25)(20,27)(21,22)(23,30)(24,31)(26,28)(29,32)(9,11,12,16)(10,13,14,15)(17,20)(18,21)(19,27)(22,25)(23,32)(24,26)(28,31)(29,30)(3,8)(5,7)(11,16)(13,15)(17,21,24,30)(18,26,29,20)(19,22,31,23)(25,28,32,27)(10,14)(13,15)(17,22,24,23)(18,27,29,28)(19,30,31,21)(20,25,26,32)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.