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