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