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