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