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