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