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