Merge pull request jdf#182 from tabreturn/master

Correct opacity value (50 instead of 55%)

Author: jdf

Tutorials/color/index.html

@@ -69,7 +69,7 @@ <h3>Grayscale Color</h3>In the digital world, when we want to
   <pre>
 background(255)    # Setting the background to white
 stroke(0)          # Setting the outline (stroke) to black
-fill(150)          # Setting the interior of a shape (fill) to grey 
+fill(150)          # Setting the interior of a shape (fill) to grey
 rect(50,50,75,100) # Drawing the rectangle
 </pre><br>
   <br>
@@ -193,7 +193,7 @@ <h3>Color Transparency</h3>
 <span style="color: #006699;">fill</span>(255, 0, 0, 191)
 <span style="color: #006699;">rect</span>(0, 50, 200, 40)
 
-<span style="color: #666666;"># 55% opacity.</span>
+<span style="color: #666666;"># 50% opacity.</span>
 <span style="color: #006699;">fill</span>(255, 0, 0, 127)
 <span style="color: #006699;">rect</span>(0, 100, 200, 40)