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