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)(12,13)(15,16)(17,18,21,24,22,25,29,20)(19,26,27,31,28,32,30,23)(2,5)(6,8)(17,19,22,28)(18,23,25,31)(20,26,24,32)(21,30,29,27)(1,3,4,7)(2,6,5,8)(10,13)(14,16)(17,20,21,18,22,24,29,25)(19,23,27,26,28,31,30,32)(17,20,29,25,22,24,21,18)(19,23,30,32,28,31,27,26)(9,11,12,15)(10,14,13,16)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.