One vertex per element, one color per generator, with an edge from x to x·s.
(3,7)(6,8)(12,16)(14,15)(17,18,21,24)(19,22,25,28)(20,23,27,30)(26,29,31,32)(33,34,38,39)(35,41,42,37)(36,44,45,40)(43,46,48,47)(2,5)(6,8)(9,10,13,11)(12,14,16,15)(19,25)(22,28)(26,31)(29,32)(34,39)(35,42)(36,45)(46,47)(1,2)(3,6)(4,5)(7,8)(9,11,13,10)(12,15,16,14)(17,18)(19,22)(20,23)(21,24)(25,28)(26,29)(27,30)(31,32)(33,35,38,42)(34,37,39,41)(36,43,45,48)(40,46,44,47)(9,12)(10,14)(11,15)(13,16)(17,19)(18,22)(20,26)(21,25)(23,29)(24,28)(27,31)(30,32)(33,36,38,45)(34,40,39,44)(35,43,42,48)(37,46,41,47)(1,3)(2,6)(4,7)(5,8)(17,20,21,27)(18,23,24,30)(19,26,25,31)(22,29,28,32)(33,37)(34,35)(36,46)(38,41)(39,42)(40,43)(44,48)(45,47)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.