@atlaskit/adf-schema/dist/es2019/utils/xyz-to-lab.js

Shared package that contains the ADF-schema (json) and ProseMirror node/mark specs

export const xyzToLab = ({
  x,
  y,
  z
}) => ({
  l: Math.max(116 * y - 16, 0),
  a: 500 * (x - y),
  b: 200 * (y - z)
});