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