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