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