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