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