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