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