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