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