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