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