One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,4,6)(3,7,8,5)(10,14)(12,15)(17,18,24,29)(19,26,20,21)(22,28,23,27)(25,31,32,30)(9,10,13,14)(11,12,16,15)(17,19,24,20)(18,25,29,32)(21,27,26,28)(22,30,23,31)(1,3,4,8)(2,5,6,7)(9,11)(10,15)(12,14)(13,16)(17,20,24,19)(18,26,29,21)(22,30,23,31)(25,28,32,27)(10,14)(11,16)(17,21,24,26)(18,19,29,20)(22,25,23,32)(27,30,28,31)(9,12,13,15)(10,11,14,16)(17,22,24,23)(18,27,29,28)(19,30,20,31)(21,25,26,32)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.