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