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