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