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)(11,12)(13,14)(15,16)(18,20)(19,23)(25,26,30,32)(27,28,29,31)(9,10,13,14)(11,12,15,16)(17,18,21,20)(19,22,23,24)(25,27)(26,31)(28,32)(29,30)(10,14)(12,16)(17,19)(18,22)(20,24)(21,23)(25,28,30,31)(26,29,32,27)(1,2)(3,5)(4,6)(7,8)(9,11)(10,12)(13,15)(14,16)(17,19)(18,22)(20,24)(21,23)(25,29,30,27)(26,28,32,31)(1,3,4,7)(2,5,6,8)(9,12)(10,15)(11,14)(13,16)(17,20,21,18)(19,22,23,24)(25,28)(26,29)(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.