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