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