View Single Post
Old 06-17-2016, 02:58 PM   #84
pdurrant
The Grand Mouse 高貴的老鼠
pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.pdurrant ought to be getting tired of karma fortunes by now.
 
pdurrant's Avatar
 
Posts: 74,201
Karma: 317184274
Join Date: Jul 2007
Location: Norfolk, England
Device: Kindle Oasis
Quote:
Originally Posted by geekmaster View Post
Additive (pigment) primary colors are red, yellow, blue. But in real life you also need black pigment (not considered a color) to get anything darker than a muddy brown.

Subtractive (light) primary colors are red, green, blue (matching our color perception). Mixing them gives white (in the correct proportions, matching our color sensitivity).
You have your subtractive and additive labels the wrong way around.

And the pigment primary colours really are Magenta, Cyan and Yellow. Although children painting will be told to use Red and Blue instead of Magenta and Cyan.
pdurrant is offline   Reply With Quote