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)(19,28)(20,29)(21,26)(22,27)(23,31)(24,25)(30,32)(2,5)(6,8)(9,11,13,12)(10,14,15,16)(17,19)(18,24)(20,31)(21,29)(22,25)(23,30)(26,32)(27,28)(11,12)(14,16)(17,20,21,28,22,32,23,24)(18,25,31,30,27,19,26,29)(1,3,4,7)(2,6,5,8)(9,12,13,11)(10,14,15,16)(17,21,22,23)(18,26,27,31)(19,29,25,30)(20,24,32,28)(11,12)(14,16)(19,25)(20,32)(24,28)(29,30) 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.