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