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