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