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