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