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