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