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