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