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