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