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