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