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