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