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