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