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