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