col2grayscale: Color to Grayscale
In egenn/rtemis: Machine Learning and Visualization
col2grayscale R Documentation
Color to Grayscale
Description
Convert a color to grayscale
Usage
col2grayscale(x, what = c("color", "decimal"))
Arguments
x
Color to convert to grayscale
what
Character: "color" returns a hexadecimal color,
"decimal" returns a decimal between 0 and 1
Details
Uses the NTSC grayscale conversion:
0.299 * R + 0.587 * G + 0.114 * B
Value
Character: color hex code.
Author(s)
EDG
Examples
## Not run:
col2grayscale("red")
col2grayscale("red", "dec")
## End(Not run)
egenn/rtemis documentation built on June 14, 2025, 11:54 p.m.
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| col2grayscale | R Documentation |
Color to Grayscale
Description
Convert a color to grayscale
Usage
col2grayscale(x, what = c("color", "decimal"))
Arguments
x |
Color to convert to grayscale |
what |
Character: "color" returns a hexadecimal color, "decimal" returns a decimal between 0 and 1 |
Details
Uses the NTSC grayscale conversion: 0.299 * R + 0.587 * G + 0.114 * B
Value
Character: color hex code.
Author(s)
EDG
Examples
## Not run:
col2grayscale("red")
col2grayscale("red", "dec")
## End(Not run)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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