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