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