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