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