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