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