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