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