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