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