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