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