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