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