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