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