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