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