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