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)(19,25)(20,27)(21,29)(22,24)(23,30)(26,28)(31,32)(33,34,38,41)(35,39,43,36)(37,40,46,48)(42,47,45,44)(3,12)(5,15)(7,11)(9,13)(17,18,22,24)(19,25,27,20)(21,23,30,29)(26,31,32,28)(33,35)(34,39)(36,41)(37,45)(38,43)(40,44)(42,46)(47,48)(1,3)(2,7)(4,13)(5,8)(6,12)(9,14)(10,11)(15,16)(17,19)(18,20)(21,26)(22,27)(23,28)(24,25)(29,31)(30,32)(33,34,38,41)(35,36,43,39)(37,40,46,48)(42,44,45,47)(1,4)(2,8)(3,9)(5,11)(6,14)(7,15)(10,16)(12,13)(17,20)(18,19)(21,28)(22,25)(23,26)(24,27)(29,32)(30,31)(33,36,38,39)(34,35,41,43)(37,44,46,47)(40,42,48,45)(1,3)(2,7)(4,13)(5,8)(6,12)(9,14)(10,11)(15,16)(17,18)(19,20)(21,23)(22,24)(25,27)(26,28)(29,30)(31,32)(33,35)(34,36)(37,42)(38,43)(39,41)(40,44)(45,46)(47,48) involution — undirected(1,5)(2,9)(3,8)(4,11)(6,15)(7,14)(10,13)(12,16)(17,21,22,30)(18,23,24,29)(19,26,27,32)(20,28,25,31)(33,37)(34,40)(35,42)(36,44)(38,46)(39,47)(41,48)(43,45)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.