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