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