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