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)(17,18,24,30)(19,31,37,43)(20,38,22,42)(21,26,23,28)(25,35,46,33)(27,41,29,40)(32,45,39,44)(34,47,36,48)(1,3)(2,7)(4,14)(5,12)(6,13)(8,16)(9,11)(10,15)(17,19,24,37)(18,25,30,46)(20,39,22,32)(21,36,23,34)(26,44,28,45)(27,47,29,48)(31,42,43,38)(33,41,35,40)(1,3)(2,7)(4,12)(5,14)(6,13)(8,11)(9,16)(10,15)(18,26)(19,32)(20,40)(21,23)(22,41)(25,43)(27,29)(28,30)(31,46)(33,34)(35,36)(37,39)(44,48)(45,47) 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.