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