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