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