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