Reference

XcmsCIELabQueryMinL(3x) on Linux

The text 644ca62893f8, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo) shipped it.

obtain the CIE L*a*b* coordinates

XcmsCIELabQueryMinL(3x) on Linux now