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