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