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)(19,27)(20,24)(21,25)(22,26)(23,28)(29,31)(30,32)(1,3)(2,7)(4,12)(5,14)(6,13)(8,11)(9,16)(10,15)(17,19,22,20)(18,23,26,31)(21,28,30,29)(24,25,27,32)(19,20)(21,30)(23,31)(24,27) involution — undirected(1,4,6,5)(2,8,10,9)(3,12,13,14)(7,11,15,16)(17,20,22,19)(18,24,26,27)(21,29,30,28)(23,25,31,32)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.