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