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