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