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