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