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