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