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