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