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