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