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