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