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