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