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