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