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