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