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