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