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