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