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