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