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