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