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