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