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