convertRgbToXyz65.js•793 B
/*
Convert sRGB values to CIE XYZ D65
References:
* https://drafts.csswg.org/css-color/#color-conversion-code
* http://www.brucelindbloom.com/index.html?Eqn_RGB_XYZ_Matrix.html
* https://observablehq.com/@danburzo/color-matrix-calculator
*/
import convertRgbToLrgb from '../lrgb/convertRgbToLrgb.js';
const convertRgbToXyz65 = rgb => {
let { r, g, b, alpha } = convertRgbToLrgb(rgb);
let res = {
mode: 'xyz65',
x:
0.4123907992659593 * r +
0.357584339383878 * g +
0.1804807884018343 * b,
y:
0.2126390058715102 * r +
0.715168678767756 * g +
0.0721923153607337 * b,
z:
0.0193308187155918 * r +
0.119194779794626 * g +
0.9505321522496607 * b
};
if (alpha !== undefined) {
res.alpha = alpha;
}
return res;
};
export default convertRgbToXyz65;