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