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