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