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