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<!DOCTYPE html> <html> <title>W3.CSS</title> <style> div {padding:16px;} </style> <body> <div data-w3-color="ncs(0907-B90G)"> <p>London is the capital city of England.</p> </div> <div data-w3-color="ncs(2030-B30G)"> <p>London is the capital city of England.</p> </div> <div data-w3-color="ncs(4040-R90B)"> <p>London is the capital city of England.</p> </div> <script src="../lib/w3color.js"></script> <script>w3SetColorsByAttribute();</script> </body> </html>