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