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