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