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