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