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