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