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