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