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