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