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