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