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