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