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