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