The Use and Misuse of Color in Web Pages -
Appendix D-1: Dual Primary Color Chart

[Copyright 2002,2003,2004 Frank Durda IV, All Rights Reserved.
Mirroring of any material on this site in any form is expressly prohibited.
The official web site for this material is:  http://nemesis.lonestar.org
Contact this address for use clearances: clearance at nemesis.lonestar.org
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The following chart shows colors with two primary colors of equal and with an intensity greater than the remaining primary color. The luminance level and RGB value for each color is shown. The background is set to white (#FFFFFF).

To better understand and utilize the information presented here, please read Section 2.

White
(Y=+1.00)
(FFFFFF)
Cyan
(Y=+0.94)
(CCFFFF)
Cyan
(Y=+0.88)
(99FFFF)
Cyan
(Y=+0.82)
(66FFFF)
Cyan
(Y=+0.76)
(33FFFF)
Cyan
(Y=+0.70)
(00FFFF)
Gray
(Y=+0.80)
(CCCCCC)
Cyan
(Y=+0.74)
(99CCCC)
Cyan
(Y=+0.68)
(66CCCC)
Cyan
(Y=+0.62)
(33CCCC)
Cyan
(Y=+0.56)
(00CCCC)
Gray
(Y=+0.60)
(999999)
Cyan
(Y=+0.54)
(669999)
Cyan
(Y=+0.48)
(339999)
Cyan
(Y=+0.42)
(009999)
Gray
(Y=+0.40)
(666666)
Cyan
(Y=+0.34)
(336666)
Cyan
(Y=+0.28)
(006666)
Gray
(Y=+0.20)
(333333)
Cyan
(Y=+0.14)
(003333)

White
(Y=+1.00)
(FFFFFF)
Yellow
(Y=+0.97)
(FFFFCC)
Yellow
(Y=+0.95)
(FFFF99)
Yellow
(Y=+0.93)
(FFFF66)
Yellow
(Y=+0.91)
(FFFF33)
Yellow
(Y=+0.89)
(FFFF00)
Gray
(Y=+0.80)
(CCCCCC)
Yellow
(Y=+0.77)
(CCCC99)
Yellow
(Y=+0.75)
(CCCC66)
Yellow
(Y=+0.73)
(CCCC33)
Yellow
(Y=+0.71)
(CCCC00)
Gray
(Y=+0.60)
(999999)
Yellow
(Y=+0.58)
(999966)
Yellow
(Y=+0.55)
(999933)
Yellow
(Y=+0.53)
(999900)
Gray
(Y=+0.40)
(666666)
Yellow
(Y=+0.38)
(666633)
Yellow
(Y=+0.35)
(666600)
Gray
(Y=+0.20)
(333333)
Yellow
(Y=+0.18)
(333300)

White
(Y=+1.00)
(FFFFFF)
Magenta
(Y=+0.88)
(FFCCFF)
Magenta
(Y=+0.76)
(FF99FF)
Magenta
(Y=+0.64)
(FF66FF)
Magenta
(Y=+0.53)
(FF33FF)
Magenta
(Y=+0.41)
(FF00FF)
Gray
(Y=+0.80)
(CCCCCC)
Magenta
(Y=+0.68)
(CC99CC)
Magenta
(Y=+0.56)
(CC66CC)
Magenta
(Y=+0.44)
(CC33CC)
Magenta
(Y=+0.33)
(CC00CC)
Gray
(Y=+0.60)
(999999)
Magenta
(Y=+0.48)
(996699)
Magenta
(Y=+0.36)
(993399)
Magenta
(Y=+0.25)
(990099)
Gray
(Y=+0.40)
(666666)
Magenta
(Y=+0.28)
(663366)
Magenta
(Y=+0.16)
(660066)
Gray
(Y=+0.20)
(333333)
Magenta
(Y=+0.08)
(330033)

(Information on printing color tables on color printers can be found here.)


The same color chart is also available on a number of other backgrounds with varying luminance:
Appendix D-2, Dual Primary Color Shades On Light Gray. (#CCCCCC)
Appendix D-3, Dual Primary Color Shades On Medium Gray. (#999999)
Appendix D-4, Dual Primary Color Shades On Dark Gray. (#666666)
Appendix D-5, Dual Primary Color Shades On Black. (#000000)
Return to The Use and Misuse of Color in Web Pages - Index

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[Copyright 2002,2003,2004 Frank Durda IV, All Rights Reserved.
Mirroring of any material on this site in any form is expressly prohibited.
The official web site for this material is:  http://nemesis.lonestar.org
Contact this address for use clearances: clearance at nemesis.lonestar.org
Comments and queries to this address: web_reference at nemesis.lonestar.org]