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