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