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)(19,25)(20,24)(21,26)(22,27)(23,28)(29,32)(30,31)(2,5)(6,8)(9,10)(11,14)(12,13)(15,16)(17,19,22,20,23,30,21,29)(18,24,26,25,28,32,27,31)(1,3,4,7)(2,6,5,8)(10,13)(11,15)(17,20,22,30,23,29,21,19)(18,25,26,32,28,31,27,24)(9,11,12,15)(10,14,13,16)(10,13)(14,16)(17,21,23,22)(18,26,28,27)(19,20,30,29)(24,31,32,25)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.