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