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