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