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