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