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