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