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