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