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