Deprecated HTML Tags and Hexadecimal Color Values

I gave my nephew the assignment of learning all of the HTML tags listed on the W3 Schools website, by writing it down on good old fashion index cards - aka flash cards.  Being the genius that he is, he said, let me quiz you.  So he read the definitions and asked me the name of the tag.  Well, I got some "wrong". 

I explained that no real web programmer actually uses the tag anymore to accomplish the function.  I mentioned the word deprecated.  Deprecated?  What does that mean?  Well it looks like depreciated, which means decrease in value.  Thus to me, deprecated means diminishing in use.  You can still use the tag but should use the more current equivalent.  Wikipedia expounds upon the definition.  Most of the deprecated HTML tags have been replaced with the style attribute of tags or have another tag altogether.

W3 Schools also has a list of hexadecimal color values.  The list has 147 colors, so I decided not to overwhelm and said to learn the 17 standard colors.  Then I thought to myself, I don't even know the 17 standard colors.  I know 6 colors:  black, white, red, green, blue and gray.  I explained to him that color display was based on the degree of light.  In very general terms, 100% light is white 0% light is black. Thus the hexadecimal value of black is #000000 and thus the value of white is #ffffff.

Then we moved on to red, green and blue. Hexadecimal, sort of means, 6 digits where the digits 1-2 is the % red, 3-4 is the % green and 5-6 is % blue - hence the other color model RGB.  He nailed that concept pretty quickly. 

So I said, what two colors make up purple (one of my favorites color).  His response: red and blue.  My response:  so the hexadecimal value of purple.  He stumbled a bit but eventually answered correctly.  Then I said, what's the hex value of orange?  Hmm, required more thinking.  So I said get some crayons, but not an orange crayon.  Actually red plus yellow = orange, but how do you get yellow?  Red plus green.  How much blue is in yellow?  None. So if blue is the 5th and 6th digits of hex, then you know those values would be "00".

Then I told him, no one actually remembers all of the hex color values.  We only remember the ones we use the most and we look up the rest.

So after the discussion of deprecated HMTL tags and hexadecimal color values, we moved on to the basic tags all web pages contain.  He actually opened notepad and begin coding from scratch.  In about 2 hours, he designed a very basic page with  text area, site navigation, and perfectly aligned photo objects.  And he did it without Dreamweaver or Frontpage (oops they are both deprecated, replaced by Creative Suite and Expression Web respectively).
 

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