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