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