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