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