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