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