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