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