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