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