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