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