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