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