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