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