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