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