Edit File: convertXyz50ToLab.js
import { k, e } from '../xyz50/constants.js'; import { D50 } from '../constants.js'; const f = value => (value > e ? Math.cbrt(value) : (k * value + 16) / 116); const convertXyz50ToLab = ({ x, y, z, alpha }) => { let f0 = f(x / D50.X); let f1 = f(y / D50.Y); let f2 = f(z / D50.Z); let res = { mode: 'lab', l: 116 * f1 - 16, a: 500 * (f0 - f1), b: 200 * (f1 - f2) }; if (alpha !== undefined) { res.alpha = alpha; } return res; }; export default convertXyz50ToLab;
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