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