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