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