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