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