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