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