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