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