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