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