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