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