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)(17,18,23,28,24,20,22,27)(19,29,30,21,26,31,32,25)(2,5)(6,8)(17,19,24,26)(18,25,20,21)(22,30,23,32)(27,29,28,31)(10,13)(14,16)(17,20,22,28,24,18,23,27)(19,29,32,25,26,31,30,21)(1,3,4,7)(2,6,5,8)(17,21,23,31,24,25,22,29)(18,26,28,32,20,19,27,30)(9,11,12,15)(10,14,13,16)(17,22,24,23)(18,27,20,28)(19,30,26,32)(21,31,25,29)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.