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