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