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