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