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