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