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