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