Beyond λ[lambda]max: Transforming Visible Spectra into 24-Bit Color Values

作者: Darren L. Williams , Thomas J. Flaherty , Casie L. Jupe , Stephanie A. Coleman , Kara A. Marquez

DOI: 10.1021/ED084P1873

关键词: ChromaticityMathematicsComputer graphics (images)Digital imageSpectral lineColor depthRGB color modelColorimetryColoredLambda

摘要: This article introduces the standardized definition of color, and provides a spreadsheet tool in Supplemental Material that allows assignment standard 24-bit color values to solutions based upon their visible spectra. A digital photograph several colored was taken. The spectra these range 400–700 nm were obtained with spectral bandpass 5 nm. exported where they transformed into tristimulus values, chromaticity coordinates, RGB colors. Using drawing tools, swatch for each solution created display corresponding color. Finally, image imported compared swatches explore differences similarities photographic spectrophotometric colorimetry. data analysis is emphasized this article, since lab procedures obtaining are well-established most undergr...

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