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