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