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