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