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