Pulverulent composition (C 1) in the form of a powder comprising, per 100% of its mass: i) from 84.3% to 95.8% by mass of at least one filling agent ii) from 4% to 15% by mass of at least one colored pigment - iii) from 0.2% to 0.7% by mass of at least one polymer of crosslinked anionic polyelectrolyte type which comprises, per 100 mol%, from 65 mol% to 95 mol% of monomer units derived from partially or totally salified 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid, from 4.8 mol% to 25 mol% of monomer units derived from at least one neutral monomer chosen from the elements of the group consisting of 2-hydroxyethyl acrylate, 2-hydroxyethyl methacrylate, N,N-dialkylacrylamides in which each of the alkyl groups comprises between one and four carbon atoms, and from 0.1 mol% to 5 mol% of monomer units derived from at least one monomer of formula: in which R represents a linear or branched alkyl radical comprising from eight to twenty carbon atoms and n represents a number of greater than or equal to zero and of less than or equal to twenty, and from 0.1 mol% to 5 mol% of monomer units derived from at least one diethylenic or polyethylenic crosslinking monomer. i) from 84.3% to 95.8% by mass of at least one filling agent ii) from 4% to 15% by mass of at least one colored pigment - iii) from 0.2% to 0.7% by mass of at least one polymer of crosslinked anionic polyelectrolyte type which comprises, per 100 mol%, from 65 mol% to 95 mol% of monomer units derived from partially or totally salified 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid, from 4.8 mol% to 25 mol% of monomer units derived from at least one neutral monomer chosen from the elements of the group consisting of 2-hydroxyethyl acrylate, 2-hydroxyethyl methacrylate, N,N-dialkylacrylamides in which each of the alkyl groups comprises between one and four carbon atoms, and from 0.1 mol% to 5 mol% of monomer units derived from at least one monomer of formula: in which R represents a linear or branched alkyl radical comprising from eight to twenty carbon atoms and n represents a number of greater than or equal to zero and of less than or equal to twenty, and from 0.1 mol% to 5 mol% of monomer units derived from at least one diethylenic or polyethylenic crosslinking monomer. - iii) from 0.2% to 0.7% by mass of at least one polymer of crosslinked anionic polyelectrolyte type which comprises, per 100 mol%, from 65 mol% to 95 mol% of monomer units derived from partially or totally salified 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid, from 4.8 mol% to 25 mol% of monomer units derived from at least one neutral monomer chosen from the elements of the group consisting of 2-hydroxyethyl acrylate, 2-hydroxyethyl methacrylate, N,N-dialkylacrylamides in which each of the alkyl groups comprises between one and four carbon atoms, and from 0.1 mol% to 5 mol% of monomer units derived from at least one monomer of formula: in which R represents a linear or branched alkyl radical comprising from eight to twenty carbon atoms and n represents a number of greater than or equal to zero and of less than or equal to twenty, and from 0.1 mol% to 5 mol% of monomer units derived from at least one diethylenic or polyethylenic crosslinking monomer.