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