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