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