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