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