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