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