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