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