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