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