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