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