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