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