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