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