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