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