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