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