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)(21,26)(24,29)(25,28)(27,31)(30,32)(1,2,5,4)(3,7,8,6)(9,11,14,13)(10,15,12,16)(17,18,22,19)(20,25,28,23)(21,24,29,26)(27,31,32,30)(1,3,5,8)(2,6,4,7)(10,12)(11,13)(18,19)(23,25)(24,26)(30,31)(1,3,5,8)(2,7,4,6)(9,11,14,13)(10,15,12,16)(17,19,22,18)(20,25,28,23)(21,26,29,24)(27,31,32,30)(1,3)(2,7)(4,6)(5,8)(9,12,14,10)(11,15,13,16)(17,20,22,28)(18,23,19,25)(21,27,29,32)(24,30,26,31)(1,4,5,2)(3,6,8,7)(9,13,14,11)(10,15,12,16)(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.