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