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