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