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