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