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