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