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