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