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