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