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