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