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