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