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