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