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