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Appendix A: Colors In HTML

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RGB* Web-Safe Colors


* RGB= Red-Green-Blue
These are the colors that should safely display under any web browser, shown with their associated hex values.
They are listed in six tables, each table having a constant red value.

Red Saturation = 00 (000)
XXX XXX XXX XXX XXX XXX
#000000 #000033 #000066 #000099 #0000CC #0000FF
XXX XXX XXX XXX XXX XXX
#003300 #003333 #003366 #003399 #0033CC #0033FF
XXX XXX XXX XXX XXX XXX
#006600 #006633 #006666 #006699 #0066CC #0066FF
XXX XXX XXX XXX XXX XXX
#009900 #009933 #009966 #009999 #0099CC #0099FF
XXX XXX XXX XXX XXX XXX
#00CC00 #00CC33 #00CC66 #00CC99 #00CCCC #00CCFF
XXX XXX XXX XXX XXX XXX
#00FF00 #00FF33 #00FF66 #00FF99 #00FFCC #00FFFF



Red Saturation = 33 (051)
XXX XXX XXX XXX XXX XXX
#330000 #330033 #330066 #330099 #3300CC #3300FF
XXX XXX XXX XXX XXX XXX
#333300 #333333 #333366 #333399 #3333CC #3333FF
XXX XXX XXX XXX XXX XXX
#336600 #336633 #336666 #336699 #3366CC #3366FF
XXX XXX XXX XXX XXX XXX
#339900 #339933 #339966 #339999 #3399CC #3399FF
XXX XXX XXX XXX XXX XXX
#33CC00 #33CC33 #33CC66 #33CC99 #33CCCC #33CCFF
XXX XXX XXX XXX XXX XXX
#33FF00 #33FF33 #33FF66 #33FF99 #33FFCC #33FFFF



Red Saturation = 66 (102)
XXX XXX XXX XXX XXX XXX
#660000 #660033 #660066 #660099 #6600CC #6600FF
XXX XXX XXX XXX XXX XXX
#663300 #663333 #663366 #663399 #6633CC #6633FF
XXX XXX XXX XXX XXX XXX
#666600 #666633 #666666 #666699 #6666CC #6666FF
XXX XXX XXX XXX XXX XXX
#669900 #669933 #669966 #669999 #6699CC #6699FF
XXX XXX XXX XXX XXX XXX
#66CC00 #66CC33 #66CC66 #66CC99 #66CCCC #66CCFF
XXX XXX XXX XXX XXX XXX
#66FF00 #66FF33 #66FF66 #66FF99 #66FFCC #66FFFF



Red Saturation = 99 (153)
XXX XXX XXX XXX XXX XXX
#990000 #990033 #990066 #990099 #9900CC #9900FF
XXX XXX XXX XXX XXX XXX
#993300 #993333 #993366 #993399 #9933CC #9933FF
XXX XXX XXX XXX XXX XXX
#996600 #996633 #996666 #996699 #9966CC #9966FF
XXX XXX XXX XXX XXX XXX
#999900 #999933 #999966 #999999 #9999CC #9999FF
XXX XXX XXX XXX XXX XXX
#99CC00 #99CC33 #99CC66 #99CC99 #99CCCC #99CCFF
XXX XXX XXX XXX XXX XXX
#99FF00 #99FF33 #99FF66 #99FF99 #99FFCC #99FFFF



Red Saturation = CC (204)
XXX XXX XXX XXX XXX XXX
#CC0000 #CC0033 #CC0066 #CC0099 #CC00CC #CC00FF
XXX XXX XXX XXX XXX XXX
#CC3300 #CC3333 #CC3366 #CC3399 #CC33CC #CC33FF
XXX XXX XXX XXX XXX XXX
#CC6600 #CC6633 #CC6666 #CC6699 #CC66CC #CC66FF
XXX XXX XXX XXX XXX XXX
#CC9900 #CC9933 #CC9966 #CC9999 #CC99CC #CC99FF
XXX XXX XXX XXX XXX XXX
#CCCC00 #CCCC33 #CCCC66 #CCCC99 #CCCCCC #CCCCFF
XXX XXX XXX XXX XXX XXX
#CCFF00 #CCFF33 #CCFF66 #CCFF99 #CCFFCC #CCFFFF



Red Saturation = FF (255)
XXX XXX XXX XXX XXX XXX
#FF0000 #FF0033 #FF0066 #FF0099 #FF00CC #FF00FF
XXX XXX XXX XXX XXX XXX
#FF3300 #FF3333 #FF3366 #FF3399 #FF33CC #FF33FF
XXX XXX XXX XXX XXX XXX
#FF6600 #FF6633 #FF6666 #FF6699 #FF66CC #FF66FF
XXX XXX XXX XXX XXX XXX
#FF9900 #FF9933 #FF9966 #FF9999 #FF99CC #FF99FF
XXX XXX XXX XXX XXX XXX
#FFCC00 #FFCC33 #FFCC66 #FFCC99 #FFCCCC #FFCCFF
XXX XXX XXX XXX XXX XXX
#FFFF00 #FFFF33 #FFFF66 #FFFF99 #FFFFCC #FFFFFF


Monochrome Charts for Reference

Many of these colors are not "web-safe." However, almost all modern browsers will display them correctly.

Red Reference Chart
XXX XXX XXX XXX
#000000 #110000 #220000 #330000
XXX XXX XXX XXX
#440000 #550000 #660000 #770000
XXX XXX XXX XXX
#880000 #990000 #AA0000 #BB0000
XXX XXX XXX XXX
#CC0000 #DD0000 #EE0000 #FF0000


Green Reference Chart
XXX XXX XXX XXX
#000000 #001100 #002200 #003300
XXX XXX XXX XXX
#004400 #005500 #006600 #007700
XXX XXX XXX XXX
#008800 #009900 #00AA00 #00BB00
XXX XXX XXX XXX
#00CC00 #00DD00 #00EE00 #00FF00


Blue Reference Chart
XXX XXX XXX XXX
#000000 #000011 #000022 #000033
XXX XXX XXX XXX
#000044 #000055 #000066 #000077
XXX XXX XXX XXX
#000088 #000099 #0000AA #0000BB
XXX XXX XXX XXX
#0000CC #0000DD #0000EE #0000FF


Gray Reference Chart
XXX XXX XXX XXX
#000000 #111111 #222222 #333333
XXX XXX XXX XXX
#444444 #555555 #666666 #777777
XXX XXX XXX XXX
#888888 #999999 #AAAAAA #BBBBBB
XXX XXX XXX XXX
#CCCCCC #DDDDDD #EEEEEE #FFFFFF


Hex Conversion Chart

00000
11017
22034
33051
44068
55085
66102
77119
88136
99153
AA170
BB187
CC204
DD221
EE238
FF255

See the next page for "plain-english" color names.

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This page adapted from http://www.dementia.org/~strong/
Last Modified Dec. 2001

Page 8