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