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