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