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