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