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