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