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