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)(17,18,22,24)(19,25,26,23)(20,29,31,21)(27,28,30,32)(1,2)(3,7)(4,8)(5,6)(9,11,14,13)(10,15,12,16)(17,19)(18,23)(20,27)(21,28)(22,26)(24,25)(29,32)(30,31)(1,3,5,4)(2,7,6,8)(10,12)(15,16)(18,24)(19,26)(21,29)(27,30)(9,12,14,10)(11,16,13,15)(17,19)(18,25)(20,30)(21,28)(22,26)(23,24)(27,31)(29,32)(1,3,5,4)(2,7,6,8)(9,13,14,11)(10,16,12,15)(17,20)(18,21)(19,27)(22,31)(23,28)(24,29)(25,32)(26,30)(1,4,5,3)(2,8,6,7)(17,21)(18,20)(19,28)(22,29)(23,27)(24,31)(25,30)(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.