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