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