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