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