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