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