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