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