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