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