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