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