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