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