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