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