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