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)(19,22)(20,25)(21,26)(23,24)(27,32)(28,30)(29,31)(33,34)(35,37)(36,44)(38,41)(39,43)(40,45)(42,46)(47,48)(1,3,6,13)(2,7,8,10)(4,11,14,15)(5,12,16,9)(17,19,23,27)(18,22,24,32)(20,28,29,21)(25,30,31,26)(33,35)(34,39)(36,42)(37,41)(38,43)(40,46)(44,47)(45,48)(2,8)(4,14)(7,10)(11,15)(18,24)(19,27)(20,29)(26,30)(36,45)(40,44)(42,48)(46,47) involution — undirected(1,4,6,14)(2,9,8,12)(3,11,13,15)(5,10,16,7)(17,20)(18,25)(19,28)(21,27)(22,30)(23,29)(24,31)(26,32)(33,36,38,45)(34,40,41,44)(35,42,43,48)(37,47,39,46)(1,3)(2,10)(4,15)(5,9)(6,13)(7,8)(11,14)(12,16)(17,21,23,28)(18,26,24,30)(19,29,27,20)(22,31,32,25)(33,37,38,39)(34,35,41,43)(36,46,45,47)(40,48,44,42)(1,5)(2,11)(3,12)(4,10)(6,16)(7,14)(8,15)(9,13)(17,22)(18,27)(19,24)(20,30)(21,25)(23,32)(26,29)(28,31)(33,35)(34,37)(36,42)(38,43)(39,41)(40,47)(44,46)(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.