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