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