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