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