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