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