| 摘要 |
The present invention relates to a foundation including at least one coloring agent having non-zero magnetic susceptibility, the foundation presenting in bulk a hue angle h lying in the range 30° to 70° and lightness L* lying in the range 25 to 80, the coloring agent being selected in such a manner that the foundation, under the action of a magnetic field, can present maximum variation in hue angle ?h<SUB>max</SUB> that is less than or equal to 5°, and variation in lightness ?L* that is greater than or equal to 4. |
