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