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