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