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