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