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