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)(19,23)(20,29)(21,24)(22,25)(26,32)(27,30)(28,31)(33,34)(35,41)(36,37)(38,42)(39,46)(40,47)(43,45)(44,48) involution — undirected(1,2,6,3)(4,9,11,7)(5,8,13,10)(12,15,16,14)(17,19,22,28)(18,23,25,31)(20,27,21,26)(24,32,29,30)(33,35)(34,39)(36,43)(37,48)(38,46)(40,45)(41,42)(44,47)(17,20,22,21)(18,24,25,29)(19,26,28,27)(23,30,31,32)(33,36)(34,40)(35,43)(37,42)(38,47)(39,45)(41,48)(44,46)(1,3,6,2)(4,9,11,7)(5,8,13,10)(12,14,16,15)(17,21,22,20)(18,24,25,29)(19,27,28,26)(23,30,31,32)(33,36)(34,40)(35,44)(37,42)(38,47)(39,48)(41,45)(43,46)(1,4,6,11)(2,7,3,9)(5,12,13,16)(8,14,10,15)(17,19)(18,23)(20,26)(21,27)(22,28)(24,30)(25,31)(29,32)(33,37,38,40)(34,36,42,47)(35,45,46,48)(39,44,41,43)(1,5)(2,8)(3,10)(4,12)(6,13)(7,14)(9,15)(11,16)(17,18)(19,23)(20,24)(21,29)(22,25)(26,30)(27,32)(28,31)(33,35)(34,41)(36,43)(37,45)(38,46)(39,42)(40,48)(44,47) 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.