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