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